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From the decrease in non-agricultural GHG emissions during COVID-19, the percent of the USA's GHG emissions from livestock increased from 2.6% [22] to about 5%, [23] [24] which is a smaller percentage than many other countries likely because the USA has more greenhouse gas emissions from vehicles, machines, and factories.
President Joe Biden is pledging to cut U.S. greenhouse gas emissions by more than 60% by 2035 as he fights to ensure his legacy on slowing global warming, even as President-elect Donald Trump vows ...
The head of the Environmental Protection Agency plans to step down on Dec. 31 after overseeing widespread efforts by the administration of President Joe Biden to reduce greenhouse gas emissions ...
Emissions from human activities have increased atmospheric carbon dioxide by about 50% over pre-industrial levels. The growing levels of emissions have varied, but have been consistent among all greenhouse gases. Emissions in the 2010s averaged 56 billion tons a year, higher than any decade before. [2]
It will be quicker to reach net-zero emissions for CO 2 alone rather than CO 2 plus other greenhouse gases like methane, nitrous oxide and fluorinated gases. [22] The net-zero target date for non-CO 2 emissions is later partly because modellers assume that some of these emissions such as methane from farming are harder to phase out. [22]
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Since the EPA first started regulating clean air in the 1970s, emissions of the most common air pollutants have dropped by almost 80%. But around Houston, there's still a long way to go.