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Greenhouse gases are gases which trap infrared radiation from clouds and from the warm earth. Examples are carbon dioxide, and methane. Carbon dioxide occurs naturally through the carbon cycle but it is also now being added by burning fossil fuels and from deforestation, where trees no longer absorb and store the carbon.

Methane comes from melting swamps, tundra and lakes, as well as from cattle farming.

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12y ago
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12y ago

Carbon dioxide (CO2) is a greenhouse gas.

  1. It is expelled when animals breathe, or when trees and vegetation rot. This is usually part of the normal carbon cycle.
  2. It is released when we burn fossil fuels like coal, oil and natural gas. This is CO2 that has been stored away underground for millions of years.
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Carbon dioxide and methane. Co2 is mainly from factories, vehicles, and some human activity, while methane is from horses and other livestock.

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Q: What are greenhouse gases and where do they come from?
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Related questions

How can you use the term greenhouse gases in a sentence?

The greenhouse gases contribute to the greenhouse effect. Greenhouse gases are inescapable.


What is oxygens role in greenhouse gases?

Oxygen is not a greenhouse gas. It deceases the greenhouse gases.


What gases are not greenhouse gas?

Greenhouse gases must have three atoms, so gases like hydrogen (H2) and Oxygen (O2) are not greenhouse gases.


How are atmospheric gases like the gases in a greenhouse?

The glass on the greenhouse stops temperature from leaving or entering like the gases do to the earth.The atmospheric gases are called 'greenhouse gases' based on the idea that the gases 'trap' heat like the walls of a greenhouse do


What does the greenhouse do to the gases from the atmosphere?

The greenhouse effect warms the gases in the atmosphere.


How do you use the words 'greenhouse gases' in a sentence?

Greenhouse gases are naturally occurring gases but by increasing the concentrations of greenhouse gases in the atmosphere we are contributing to global warming.


Is the sun involved in the greenhouse gases?

Yes. The greenhouse gases trap the sun's heat.


What greenhouse gases do in the atmosphere?

Greenhouse gases keep the earth warm.Too much greenhouse gas is causing global warming.


What substances trap heat from the earth in?

Water vapor, carbon dioxide, methane, ozone and nitrous oxide. They are known as 'greenhouse gases'.


What reasons are various countries reluctant to make firm commitments to make deep reductions in greenhouse gases?

They believe reducing greenhouse gases will reduce the standard of living in their countries.Most of the emissions come from just a few rich nations.They believe reducing greenhouse gases will not make a difference on climate change.


What are greenhouse?

Non-greenhouse gases are all gases except the greenhouse gases. Greenhouse gases are those that can absorb and emit infrared radiation.The most abundant greenhouse gases in Earth's atmosphere are:Water vapor (H2O)Carbon dioxide (CO2)Methane (CH4)Nitrous oxide (N2O)Ozone (O3)CFCs


Name two greenhouse gases in your atmosphere?

two greenhouse gases are carbon dioxide and methane