Tools

ENERGY UNITS CONVERTERS

Unit converter (https://www.iea.org)

Energy Conversion Calculators (http://www.eia.gov)

Conversion Calculator for Units of ENERGY (http://www.cleavebooks.co.uk/)

Energy and Work Converter Calculator (http://www.onlineconversion.com)

Energy and Work Unit Converter (http://www.unit-conversion.info)

GLOBAL SIMULATORS & CALCULATORS

Avoided Emissions Calculator (http://resourceirena.irena.org)

The Solutions Project - how world can reach 100% renewable energy (http://thesolutionsproject.org/)

C-ROADS - The Climate Rapid Overview And Decision-support Simulator (www.climateinteractive.org)

The Global Calculator - a model of the world's energy, land and food systems to 2050 (http://tool.globalcalculator.org)

Climate Change Calculator (http://ig.ft.com)


World energy and carbon counters/widgets (http://oilprice.com/)

ENERGY AND GHG EMISSION MODELS

Tool for Rapid Assessment of City Energy (TRACE): Helping Cities Use Energy Efficiently (http://esmap.org/TRACE)

Energy Policy Simulator (www.energypolicy.solutions)

Long Range Energy Alternatives Planning System (LEAP, http://www.energycommunity.org)

RETScreen Clean Energy Management Software (http://www.retscreen.net/)

EnergyPLAN National Energy Systems Simulation Model (http://www.energyplan.eu/)

HOMER® Microgrid Modelling Software (http://www.homerenergy.com/)


CARBON FOOTPRINT CALCULATORS

Carbon Footprint Calculator (http://www.carbonfootprint.com/)

Carbon Footprint Calculator (http://www.nature.org)

Carbon Footprint Calculator (http://www3.epa.gov)

Carbon Emissions Calculator (http://www.carbonzero.ca)

Carbon Emissions Calculator (http://www.icao.int)

CoolClimate Calculator (http://coolclimate.berkeley.edu)

Global Footprint Network's Calculator (http://www.footprintnetwork.org)

Environmental Footprint Calculator (http://wwf.org.uk)