Advanced Light-Duty Powertrain and Hybrid Analysis (ALPHA) Tool:

A physics-based full vehicle simulation tool which estimates the greenhouse gas emissions for various vehicle types and powertrain technologies running over user-defined driving cycles.

http://epa.gov/otaq/climate/alpha.htm

Asian-Pacific Integrated Assessment Model (IAM):

The emission model estimates greenhouse gas emissions and assesses policy options to reduce them.

http://www.terrapub.co.jp/e-library/toyota/pdf/339.pdf

AVoided Emissions and geneRation Tool (AVERT):

Used to evaluate county-level emissions displaced at electric power plants by EE/RE policies and programs. It is designed to use public data, which is accessible and auditable.

http://www.epa.gov/avert/

Building Design Advisor (BDA):

The BDA is a computer program that supports the concurrent, integrated use of multiple simulation tools and databases, through a single, object-based representation of building components and systems. BDA acts as a data manager and process controller, allowing building designers to benefit from the capabilities of multiple analysis and visualization tools throughout the building design process.

http://gaia.lbl.gov/BDA/

Cities for Climate Protection (CCP) Campaign:

The Cities for Climate Protection (CCP) Campaign Greenhouse Gas Emission Software can analyze emissions and emissions reductions on a community-wide basis and for municipal operations alone. The community-wide module looks at residential, commercial, and industrial buildings, transportation activity, and community-generated waste.

http://www.iclei-europe.org/ccp

Cities for Climate Protection (CCP) Campaign:

The Cities for Climate Protection (CCP) Campaign Greenhouse Gas Emission Software can analyze emissions and emissions reductions on a community-wide basis and for municipal operations alone. The community-wide module looks at residential, commercial, and industrial buildings, transportation activity, and community-generated waste.

http://www.iclei-europe.org/ccp

Cities for Climate Protection (CCP) Campaign:

The Cities for Climate Protection (CCP) Campaign Greenhouse Gas Emission Software can analyze emissions and emissions reductions on a community-wide basis and for municipal operations alone. The community-wide module looks at residential, commercial, and industrial buildings, transportation activity, and community-generated waste.

http://www.iclei-europe.org/ccp

ClearPath:

ClearPath is an all-in-one suite of online tools to complete GHG inventories, forecasts, and climate action plans at the community-wide or government operations scale.

http://www.icleiusa.org/tools/clearpath

Co–Benefits RiskAssessment (COBRA) Screening Model:

Helps state and local governments estimate and map potential air quality, human health, and related economic benefits from reductions in particulate matter, sulfur dioxide, nitrogen oxides, ammonia, and volatile organic compounds expected to occur due to clean energy policies or programs.

http://www.epa.gov/statelocalclimate/resources/cobra.html

Computer Programme to calculate Emissions from Road Traffic (COPERT):

A tool for the calculation of emissions from the road transport sector.

http:/vergina.eng.auth.gr/mech/lat/copert/copert.htm

DOE-2:

Hourly, whole-building energy analysis program calculating energy performance and life-cycle cost of operation. Can be used to analyze energy efficiency of given designs or efficiency of new technologies. Other uses include utility demand-side management and rebate programs, development and implementation of energy efficiency standards and compliance certification, and training new corps of energy efficiency conscious building professionals in architecture and engineering schools.

http://doe2.com/

EFOM/ENV model:

It is a linear optimising and technology-oriented model used for GHG projections that covers: power sector, district heating, agriculture, households, tertiary sector, transport, industry, industrial co-generation, gas sector, oil sector, coal sector.

http://www.ecn.nl/docs/library/report/1992/i92037.pdf

EFOM/ENV model:

It is a linear optimising and technology-oriented model used for GHG projections that covers: power sector, district heating, agriculture, households, tertiary sector, transport, industry, industrial co-generation, gas sector, oil sector, coal sector.

http://www.ecn.nl/docs/library/report/1992/i92037.pdf

EFOM/ENV model:

It is a linear optimising and technology-oriented model used for GHG projections that covers: power sector, district heating, agriculture, households, tertiary sector, transport, industry, industrial co-generation, gas sector, oil sector, coal sector.

http://www.ecn.nl/docs/library/report/1992/i92037.pdf

Energy Costing Tool:

A set of tools for helping mainstream energy considerations into MDG-based national development strategies. Designed specifically to help government planners and decision makers estimate the amounts and types of energy investments required to meet the MDGs.

http://www.undp.org/content/undp/en/home/librarypage/environment-energy/sustainable_energy/mdg_support_services-energycostingtool/

Energy Forecasting Framework and Emissions Consensus Tool (EFFECT):

A Visual Basic Microsoft Excel 2007 based tool that forecasts national-level emissions over 25+ year periods and quantifies GHG emissions reduction from policies that could be adopted in different sectors

http://esmap.org/EFFECT

Energy Forecasting Framework and Emissions Consensus Tool (EFFECT):

An open and transparent spreadsheet-based modelling tool used to forecast greenhouse gas (GHG) emissions from a range of development scenarios. Forecasts GHG emissions for given development scenarios or policy choices.

http://esmap.org/EFFECT

Energy Scheming:

A design tool to help the user create an energy-efficient building; provides loads analysis for 24 hours for each of 4 seasonal evaluation days. Input is graphical and intuitive and is designed to support the earliest phases of design, where energy considerations can have the most impact.

http://oikos.com/esb/37/scheming.html

EnergyPLAN:

A Windows-based tool created to assist in the design of national or regional energy planning strategies. Outputs include energy balances and resulting annual productions, fuel consumption, import/export of electricity, and total costs including income from the exchange of electricity.

http://energy.plan.aau.dk/

EnergyPlus:

EnergyPlus includes simulation capabilities including time steps of less than an hour, modular systems simulation modules that are integrated with a heat balance-based zone simulation, and input and output data structures tailored to facilitate third party interface development.

http://apps1.eere.energy.gov/buildings/energyplus/energyplus_about.cfm

ENVISAGE:

The model stands for Environmental Impact and Sustainability Applied General Equilibrium Model. It is designed to analyze a variety of issues related to the economics of climate change.

http://econ.worldbank.org/WBSITE/EXTERNAL/EXTDEC/EXTDECPROSPECTS/0,,contentMDK:22520416~menuPK:476941~pagePK:64165401~piPK:64165026~theSitePK:476883,00.html

EX-ACT Carbon Balance Tool:

Provides GHG estimates of mitigation impact and carbon sequestration of agriculture and forestry projects.

http://www.fao.org/tc/exact/carbon-balance-tool-ex-act/en/

Ex-Ante Carbon-balance Toot (EX-ACT):

To provide ex-ante estimations of the impact of agriculture and forestry development projects on GHG emissions and carbon sequestration, indicating its effects on the carbon balance.

http://www.fao.org/tc/exact/en/

FLEET Tool (as part of the SmartWay program):

Helps freight fleets calculate actual pollutant emissions for specific tuck types and applications and track their emissions performance over time.

http://www.epa.gov/smartway/)

G-Cubed:

It is a global intertemporal general equilibrium model that is a hybrid of a conventional CGE model and a DSGE model from macroeconomics. It has been extensively used for climate policy, trade policy, macroeconomic policy and demographic change.

http://unfccc.int/adaptation/adverse_effects_and_response_measures_art_48/items/5166.php

GEM-E3:

It is a recursive dynamic computable general equilibrium model that covers the interactions between the economy, the energy system and the environment. The world version of GEM-E3 is based on the GTAP Data Base.

http://ipts.jrc.ec.europa.eu/activities/energy-and-transport/gem-e3/

GEMINI-E3:

A multi-country, multi-sector, dynamic model designed for assessment to world climate change policies, in particular the effects of the Kyoto Protocol, both, at the microeconomic and macroeconomic levels.

http://gemini-e3.epfl.ch/

Global Emission Model for Integrated Systems (GEMIS):

Performs full life-cycle computations for a variety of fuel chains, calculating emissions, resource use and costs. Offers information on fuel chains as well as on different technologies.

http://www.iinas.org/gemis.html

Global Trade Analysis Project (GTAP):

A multi-region, multisector, computable general equilibrium model, with perfect competition and constant returns to scale.

http://www.gtap.agecon.purdue.edu/

GLOBIOM:

The model is used to analyze the competition for land use between agriculture, forestry, and bioenergy, which are the mainland-based production sectors

http://www.iiasa.ac.at/web/home/research/modelsData/GLOBIOM/GLOBIOM.en.html

Greenhouse Gas Emissions Model (GEM) for Medium- and Heavy-Duty Vehicle Compliance:

The desktop computer application that estimates the greenhouse gas (GHG) emissions and fuel efficiency performance of specific aspects of heavy-duty vehicles.

http://epa.gov/otaq/climate/gem.htm

Greenhouse Gas Protocol Cross-Sector Tools, Sector-Specific Tools, Additional Guidance Documents and Customized Calculation Tools:

GHG Protocol provides a number of Cross-Sector Tools, Sector-Specific Tools, Additional Guidance Documents and Customized Calculation Tools.

http://www.ghgprotocol.org/calculation-tools/all-tools

GreenSTEP:

Greenhouse Gas Statewide Transportation Emissions Planning Model: To combine household level modelling of vehicle types and usage with more aggregate level modelling of factors such as fuel types.

http://climatechange.transportation.org/pdf/greenstep_paper_20100730.pdf

GTAP-AEZ:

modifies the GTAP framework to incorporate different types of land (Agro-Ecological Zones). Global Land Use and Global Land Cover Data Base include global forestry data.

https://www.gtap.agecon.purdue.edu/about/data_models.asp

GTAP-E:

It is an extension of the GTAP framework (database and model) used to evaluate costs of abatement and to assess the spill-over effects of greenhouse gases (GHG) abatement policies via international trade and sectoral interaction.

https://www.gtap.agecon.purdue.edu/about/data_models.asp

GTAP-POV:

It is an extension of the GTAP framework to analyze poverty impacts of global economic policies across a wide range of developing countries, in a way which enables systematic cross-country comparisons.

https://www.gtap.agecon.purdue.edu/about/data_models.asp

GTEM:

The global trade and environment model is a dynamic multi-region, multi-sector, general equilibrium model of the world economy.

http://www.abare.gov.au/interactive/GTEM/overview.html

Harmonized Emissions Analysis Tool (HEAT):

To support local greenhouse gas and air pollution emission reduction planning: Build an emissions inventory based on local energy use, transportation demand, and waste practices; Help a user/city build a simple emissions forecast; Set a target/goal for reducing emissions (e.g., reduce GHG emissions by 10%); Quantify emission reduction activities and their co-benefits; Develop, report, and track progress made in meeting that target.

http://www.heat.iclei.org

HOMER:

Can be used to evaluate the economic and technical feasibility of a large number of technology options and to account for variation in technology costs and energy resource availability. Simplifies the task of evaluating design options for both off-grid and grid-connected power systems for remote, stand-alone, and distributed generation (DG) applications.

http://www.homerenergy.com/

ICES (Intertemporal Computable Equilibrium System) model:

It is a recursive dynamic general equilibrium model developed with the main (but not exclusive) purpose to assess the final welfare implication of climate change impacts on world economies.

http://www.cmcc.it/models/ices-intertemporal-computable-equilibrium-system

IMPACT Model:

Designed to examine alternative futures for global food supply, demand, trade, prices, and food security.

http://www.ifpri.org/book-751/ourwork/program/impact-model

Industrial Sector Integrated Solutions (ISIS) Model:

ISIS Model can be used for evaluating pollution reduction strategies for industries.

http://www3.aiche.org/Proceedings/Abstract.aspx?PaperID=281838

International Vehicle Emissions (IVE):

A computer model designed to estimate emissions from motor vehicles. Can help cities and regions develop emissions estimates to Focus control strategies and transportation planning on those that are most effective; Predict how different strategies will affect local emissions, and Measure progress in reducing emissions over time.

http://www.issrc.org/ive/

Job and Economic Development Impact (JEDI) Models:

Models that analyze the economic impacts of constructing and operating power generation and biofuel plants at the local and state level. Includes models to analyze the job and economic impacts of biofuel plants and concentrating solar power, coal and natural gas power plants.

http://www.nrel.gov/analysis/jedi/

Linkage: 

This is a global dynamic computable general equilibrium (CGE) model maintained by the World Bank to support global trade policy analysis.

http://econ.worldbank.org/

Long Range Energy Alternatives Planning System (LEAP):

LEAP is an integrated modelling tool that can be used to track energy consumption, production and resource extraction in all sectors of an economy.  It can be used to account for both the energy sector and non-energy sector greenhouse gas (GHG) emission sources and sinks.  In addition to tracking GHGs, LEAP can also be used to analyze emissions of local and regional air pollutants.

http://www.energycommunity.org/default.asp?action=47

MAED:

Evaluates future energy demands based on medium- to long-term scenarios of socioeconomic, technological and demographic development. Energy demand is disaggregated into a large number of end-use categories corresponding to different goods and services in different sectors. The influences of social, economic and technological driving factors from a given scenario are estimated.

http://www.iaea.org/OurWork/ST/NE/Pess/index.html

MARKAL/TIMES:

A software-based computer tool for scenario analysis to assess the impacts of energy and mitigation policies. MARKAL and TIMES generate technical-economic models of global, regional, national and local energy systems. TIMES is the recent evolution of MARKAL.

http://www.iea-etsap.org/web/index.asp

MESSAGE:

Used to formulate and evaluate alternative energy supply strategies under different user-defined and physical constraints.

http://www.iaea.org/OurWork/ST/NE/Pess/index.html

Mirage :

This is a multi-region, multi-sector computable general equilibrium model, devoted to trade policy analysis. It incorporates many features in a sequential dynamic set-up.

http://www.cepii.fr/anglaisgraph/models/mirage.htm

MOBILE Model (on-road vehicles):

Software tool for predicting gram per mile emissions of hydrocarbons (HC), carbon monoxide (CO), oxides of nitrogen (NOx), carbon dioxide (CO2), particulate matter (PM) and air toxics from cars, trucks, and motorcycles under various conditions.

http://epa.gov/otaq/mobile.htm

Model for Long-Term Energy Demand Evaluation (MEDEE):

Designed to evaluate the long-term energy demand of a country, in combination with a scenario description of the main aspects of the country’s social, economic, and technological evolution. This approach considers in a detailed way a national energy demand pattern and breaks down the total demand in a multitude of end-use categories (e.g., residential space heating, service sector cooling, gasoline for intercity cars).

http://www.iiasa.ac.at/publication/more_RR-78-017.php

Motor Vehicle Emission Simulator (MOVES):

Estimates emissions for mobile sources covering a broad range of pollutants and allows multiple-scale analysis. Currently estimates emissions from cars, trucks & motorcycles.

http://www.epa.gov/otaq/ngm.htm

Municipal Solid Waste Decision Support Tool (MSW-DST):

The MSW DST is designed to aid solid waste planners in evaluating the cost and environmental aspects of integrated municipal solid waste management strategies. The tool enables users to simulate existing MSW management practices and conduct scenario analyses of new strategies based on cost and environmental objectives.

https://mswdst.rti.org/

National Energy Modeling System (NEMS):

To project the production, imports, conversion, consumption, and prices of energy, subject to assumptions on macroeconomic and financial factors, world energy markets, resource availability and costs, behavioural and technological choice criteria, cost and performance characteristics of energy technologies, and demographics.

http://www.eia.gov/oiaf/aeo/overview/

National Energy Modeling System (NEMS):

An energy-economy modelling system of US through 2030 that projects the production, imports, conversion, consumption, and prices of energy, subject to assumptions on macroeconomic and financial factors, world energy markets, resource availability and costs, behavioural and technological choice criteria, cost and performance characteristics of energy technologies, and demographics.

http://en.openei.org/wiki/National_Energy_Modeling_System_(NEMS)

NONROAD Model (nonroad engines, equipment, and vehicles):

Used for estimation of nonroad emissions resulting from the use of fuel in a diverse collection of vehicles and equipment.

http://epa.gov/otaq/nonrdmdl.htm

Optimization Model for Reducing Emissions of Greenhouse gases from Automobiles (OMEGA):

Desktop computer application which estimates the technology cost for automobile manufacturers to achieve variable fleet-wide levels of vehicle greenhouse gas (GHG) emissions.

http://epa.gov/otaq/climate/models.htm

Prospective Outlook on Long-term Energy Systems (POLES):

The model simulates the energy demand and supply for 32 countries and 18 world regions. There are 15 energy demand sectors (main industrial branches, transport modes, residential and service sectors), about 40 technologies of power and hydrogen production.

http://www.enerdata.net/enerdatauk/solutions/energy-models/poles-model.php

RESGEN:

Estimates present and future energy supply and consumption levels based on a wide variety of different socio-economic and technological assumptions.

http://www.iiasa.ac.at/~heyes/docs/resgen.html

RETSCREEN:

Can be used world-wide to evaluate the energy production, life-cycle costs and greenhouse gas emission reductions for various types of energy-efficient and renewable energy technologies. Also includes the product, cost and weather databases, and a detailed online user manual.

http://www.retscreen.net/

Second Generation Model (SGM):

It is a computable general equilibrium (CGE) model designed specifically to analyze issues related to energy, economy, and greenhouse gas emissions. It includes a set of 14 multi-sector regional CGE models.

http://www.globalchange.umd.edu/models/phoenix/

TEEMP Model:

To estimate emissions in both “project” and “no-project” scenarios. Can be used for evaluating short to long term impacts of projects.

http://www.thegef.org/gef/sites/thegef.org/files/publication/GEF_CalculatingGHGbenefits_webCD.pdf

The Facility Energy Decision System (FEDS):

Provides a method for objectively identifying energy improvements that offer maximum savings. It is a tool for identifying retrofits, selecting minimum life cycle costs, determining payback, and enabling users to prioritize options. The FEDS system allows data input to range from minimal to extremely detailed.

http://www.pnl.gov/FEDS/

The Federal Renewable Energy Screening Assistant (FRESA):

Allows federal energy auditors to evaluate renewable energy opportunities and energy systems options for possible inclusion in a facility’s energy program. The purpose is to focus on feasibility study efforts on those applications most likely to prove cost-effective.

https://www3.eere.energy.gov/femp/fresa/

The Greenhouse Gas – Air pollution Interactions and Synergies (GAINS) model:

Top-down co-benefit modelling suite. Several modules within the suite estimate future emissions of certain pollutants given exogenous market drivers or policies), the impacts of these emissions in terms of human health, damage to vegetation, and GHG emissions, and least-cost technology to achieve emission reductions and the impact of those strategies on other emissions.

http://gains.iiasa.ac.at/models/

The Greenhouse Gases, Regulated Emissions, and Energy Use in Transportation Model (GREET):

Allows researchers and analysts to evaluate various vehicles and fuel combinations on a full fuel-cycle/vehicle-cycle basis.

https://greet.es.anl.gov/

The Simple Interactive Model for Better Air Quality (SIM-Air) model:

SIM-Air is a bottom-up simplified air pollutant and GHG reduction co-benefits model. The model allows users to model emissions dispersion from transport, industry, power plants, domestic and area sources, and other sources.

http://www.sim-air.org/

Time-Matched Marginal (TMM) Emissions Model:

The TMM model is an 8760-hour historical dispatch model that captures the economic dispatch and reliability decisions made by the electric grid system operator in order to calculate avoided emissions from EERE on an hourly basis. A tool to calculate baseline, project and/or leakage emissions from electricity consumption: To calculate baseline, project and/or leakage emissions from electricity consumption for CDM projects.

http://cdm.unfccc.int/methodologies/PAmethodologies/tools/am-tool-05-v1.pdf/history_view

Toolkit for clean Fleet Strategy Development:

A series of tools and guidance to outline the practical and cost-effective solutions available to fleet managers, helping to assess the impacts of a fleet, and develop and implement a strategy to minimize emissions while improving fuel efficiency.)

http://www.unep.org/tnt-unep/toolkit/index.html)

TransCAD:

Designed specifically for use by transportation professionals to store, display, manage, and analyze transportation data.

http://www.caliper.com/tcovu.htm

TREMOD:

To describe motorized traffic in Germany, its performance, its energy consumption and its emissions, and the creation of an appropriate computer program.

http://www.ifeu.org/index.php?bereich=ver&seite=projekt_tremod

TREMOVE:

A policy assessment model to study the effects of different transport and environment policies on the transport sector for all European countries.

http://www.tremove.org/

UK Low Carbon Cities Tool:

City-wide carbon reduction strategy process, to be used within each of the three core cities (Bristol, Leeds and Manchester):

WAste Reduction Model (WARM):

The WAste Reduction Model (WARM) is a software tool that enables waste managers to compare GHG emissions from business-as-usual waste management practices with emissions from alternative strategies. WARM covers 17 types of materials and 5 waste management options.:http://www.epa.gov/warm

Waste Reduction Model (WARM) tool:

Designed to help solid waste planners and organizations track and voluntarily report greenhouse gas (GHG) emissions reductions from several different waste management practices.

http://www.epa.gov/wastes/conserve/tools/warm/Warm_Form.html

World Agricultural Trade Simulation model (WATSim):

Consists of two sub-models, dealing with two major aspects of agricultural world markets: In the medium term, the impacts of changes in agricultural policies on regional and international markets are of major interest and hence are stressed in the Medium-Term Policy Simulation Model.

http://www.ilr.uni-bonn.de/agpo/rsrch/watsim/wats_ov_e.htm

World Energy Model:

A large-scale mathematical construct designed to replicate how energy markets function and are the principal tool used to generate detailed sector-by-sector and region-by-region projections for various scenarios.

http://www.worldenergyoutlook.org/weomodel/worldenergymodel/

U.S. EPA MSW Decision Support Tool:

The MSW DST is designed to aid solid waste planners in evaluating the cost and environmental aspects of integrated municipal solid waste management strategies. The tool enables users to simulate existing MSW management practices and conduct scenario analyses of new strategies based on cost and environmental objectives. The MSW DST includes multiple design options for waste collection, transfer, materials recovery, composting, waste-to-energy, and landfill disposal.

https://mswdst.rti.org/

DTU Easewaste Model:

EASEWASTE models resource use and recovery as well as environmental emissions associated with waste management in a life-cycle context. The model is set up for municipal waste but can also be used for other waste types.

http://www.easewaste.dk/

UK Environment Agency Waste and Resources Assessment Tool (WRATE): 

The software compares the environmental impacts of different municipal waste management systems. WRATE uses life cycle assessment to include the resources used, waste transportation and operation of a whole range of waste management processes with their environmental costs and benefits.

http://www.environment-agency.gov.uk/research/commercial/102922.aspx

Integrated Waste Management Model for Municipalities, Canada:

The goal of the model is to give municipalities a broad indication of the environmental effects of waste management decisions.

http://www.iwm-model.uwaterloo.ca/english.html

ORganic WAste Research (ORWARE), Sweden:

A simulation model for waste management including several treatment methods such as anaerobic digestion, composting, landfilling, incineration, thermal gasification, sewage water treatment and transports.

http://www.ima.kth.se/im/orware/

North Carolina State University Solid Waste Optimization Lifecycle Framework (SWOLF):

It is a multi-stage life-cycle optimization model for solid waste management (SWM) systems that considers changes in solid waste generation, composition, and policy as well as changes to the energy system over time.

http://jwlevis.wix.com/swolf

Easewaste and Easetech Models:

EASETECH is an LCA-model for assessment of environmental technologies developed at the Technical University of Denmark. The primary aim of EASETECH is to perform life cycle assessment (LCA) of complex systems handling heterogeneous material flows. EASETECH models resource use and recovery as well as environmental emissions associated with environmental management in a life-cycle context.

http://www.easetech.dk/Model-Description”

COMMUTER Model :

Calculates transportation and emissions benefits associated with selected commuter benefits, incentives, and other voluntary strategies to reduce solo commuting.

http://www.epa.gov/oms/stateresources/transconf/newguide_bwc.htm#model

LCADesign Tool:

The LCADesign is an Australian life cycle assessment (LCA) modelling software developed by the Sustainable Built Environment National Research Centre. The eco-profiling software can be used for the whole of life LCA of buildings using generic materials and products.

http://www.construction-innovation.info/index4938.html?id=780

Greenhouse Gas Emission Accounting Tool for Buildings:

A web-based model for greenhouse gas calculations for building and construction projects. The model provides the ability to calculate the building’s carbon footprint and life-cycle calculations.

http://www.statsbygg.no/files/samfunnsansvar/miljo/klimagassregnskapRapport-eng.pdf

SimaPro:

SimaPro allows users to model products and systems from a life cycle perspective. Users can build complex models of unique features such as parameters and Monte Carlo analysis. SimaPro is fully integrated with the ecoinvent database and can be used for a variety of applications, like Carbon footprint calculation, Product design and eco-design, Environmental Product Declarations (EPD), Environmental impact of products or services, Environmental reporting (GRI) and determining of key performance indicators.

http://www.pre-sustainability.com/simapro-lca-software