Terra Environment Dictionary — N

Terra Environment Dictionary is a resource of words, terms and phrases related to environmentalism, as defined by society.

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natural gas

noun
1. A fossil fuel formed when layers of the decomposing remains of organisms are subjected to intense heat and pressure under the Earth’s surface for million of years. It is a naturally occurring mixture of gases, consisting primarily of methane.
2. the cleanest-burning fossil fuel among the likes of coal and oil, it emits 30 percent less CO2 than oil, and 45 percent less than coal.

nitrous oxide

noun
1. The third most important greenhouse gas, it is over 300 times more potent than CO2 and damages the ozone layer in a level comparable to the phased-out CFCs. 40 percent of nitrous oxide emissions are a result of human activity, out of which three quarters come from agriculture, particularly fertilised soil and animal waste.
2. it is also used as an anaesthetic, and as “laughing gas” for recreation.

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