Green Utilities

Green Utilities.  Electric utilities which have taken the lead in the move away from fossil fuels. Some of these are Green Mountain Power, Public Service of New Mexico, Avista, Idaho Power, Duke Energy, and Xcel Energy.  “The 5 Biggest Utilities Committing to Zero...

Green Tariffs

Green Tariffs (GT). A GT is a price structure, or an electricity rate, offered by a local utility and approved by the state’s Public Utility Commission, that allows eligible customers to source up to 100% of their electricity from renewable sources. “Green Tariffs Are...

Greenhouse Gas (GHG) Inventories

Greenhouse Gas (GHG) Inventories. A GHG inventory comprises the first step toward managing emissions.  The inventory process and results supply local governments with baseline information on a community’s GHG sources.  The data can be used by community leaders to...

Greenhouse Gases

Greenhouse Gases (GHGs). GHGs are the atmospheric gases responsible for causing global warming and climate change. The major GHGs are carbon dioxide (CO2), methane (CH4), and nitrous oxide (N20).  Less prevalent but very powerful greenhouse gases are...

Greenhouse Effect

Greenhouse Effect. The GE is the trapping and build-up of heat in the lower level of the earth’s atmosphere – called the troposphere – near to the planet’s surface. Some of the heat that would otherwise flow back into space from the earth’s surface is...

Geoengineering

Geoengineering. Geoengineering involves the idea of reflecting sunlight back out into space by making intentional modifications to the earth’s system intended to stop and reverse global warming.