It's also a bigger source of greenhouse gas emissions than the entire transportation sector.
It is called "Livestock's Long Shadow," and stated that animal agriculture is responsible for 18 percent of greenhouse gas emissions.
As well as the noise, traffic, loss of arable land and threat to birds, airports are a major source of pollution and greenhouse gas emissions.
Given the deforestation, soil erosion, water pollution and greenhouse gas emissions that will result if worldwide meat production continues to rise, some people are already choosing to eat less meat.
The Nobel Prize winning group of scientists says carbon and other heat-trapping greenhouse gas emissions must stabilize by 2015 and then decline to head off the worst consequences from climate change.
Rice production is another major source of greenhouse gas emissions.
However, the greenhouse gas emissions in Britain and Germany distinctively reduced by 7.8% and 17.4%, respectively.
On Wednesday, leaders from Japan and the European Union called for an ambitious and binding new international agreement on limiting greenhouse gas emissions.
Britain is the world centre of a multibillion dollar "carbon offset" industry which is failing to lower global greenhouse gas emissions, a major report from Friends of the Earth claimed today.
Italy is one of the European Union's worst performers on the pollution front and is among the EU countries expected to exceed their greenhouse gas emission targets.
Agriculture, forestry, and land use change account for more than 30% of greenhouse gas emissions.
Targets include increasing the renewable share of energy output to 20% by 2020, and ensuring that 10% of annual greenhouse gas emissions are "sequestered by forests" before 2030.
However, the UN secretary general, Ban Ki-moon, said today that a delay of a year before a legally binding treaty was signed would be too long, given the threat posed by greenhouse gas emissions.
The deal should include binding targets for reduction of greenhouse gas emissions by developed countries.
A study published in the Journal of the American Medical Association estimates that America's health-care industry accounts for 8% of the country's greenhouse gas emissions.
As a main industry of energy consumption and greenhouse gas emission, the logistics Park is an important link to the whole industry system and the main battlefield to solve this problem.
This opens the door to quantifying greenhouse gas emissionsmade from a variety of natural and man-made sources.
It is already the biggest producer of greenhouse gas emissions.
China had sought more than 10 amendments to the draft summary of the IPCC's report, saying it would cost more and be much harder to reduce greenhouse gas emissions than detailed.
Japan's prime minister promised a 25 percent cut in greenhouse gas emissions from 1990 levels by 2020, laying down a marker for other industrialized nations.
Although China is still a developing country, we have formulated a national program in response to climate change according to the international convention on greenhouse gas emission.
When couples separate, they need more rooms, more electricity and more water, which increases their greenhouse gas emissions, he said.
This is because of the additional benefits that reducing greenhouse gas emissions could bring, beyond limiting temperature rises.
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