http://apps.sepa.org.uk/SPRIPA/Pages/SubstanceInformation.aspx?pid=65

Methane. CH4 , natural gas, methyl hydride, biogas ... At normal environmental concentrations, methane has no impacts on human health. At extremely high ...

https://www.edf.org/climate/methane-other-important-greenhouse-gas

Methane is a potent greenhouse gas that damages our climate when it's ... Raising awareness about the scale and impact of methane leaks is essential to ...

https://www.edf.org/climate-impacts-methane-emissions

The climate impacts of methane emissions. What will it take to get sustained benefits from natural gas? Report published: April 2012. There has been much ...

https://www.socalgas.com/stay-safe/methane-emissions/methane-and-the-environment

Natural gas, which primarily consists of methane, is the cleanest burning fossil fuel. When methane is produced from non-fossil sources such as food and green  ...

https://www.nationalgeographic.com/environment/global-warming/methane/

Jan 23, 2019 ... Cows and bogs release methane into the atmosphere, but it's by far mostly ... impact and consequences of climate change for the environment, ...

https://www.epa.gov/ghgemissions/overview-greenhouse-gases

Apr 11, 2019 ... Overview; Carbon Dioxide; Methane; Nitrous Oxide; Fluorinated Gases ... Each gas's effect on climate change depends on three main factors:.

https://www.theguardian.com/environment/2017/sep/29/methane-emissions-cattle-11-percent-higher-than-estimated

Sep 29, 2017 ... Emissions of the greenhouse gas methane from livestock are larger than ... …for our environment, The Guardian is deeply committed to ...

https://www.scientificamerican.com/article/how-bad-of-a-greenhouse-gas-is-methane/

Dec 22, 2015 ... SAN FRANCISCO—Environmental advocates are trying to change how policymakers consider the climate impacts of methane, a potent ...

https://cen.acs.org/articles/94/i5/Estimating-Environmental-Impact-Southern-Californias.html

Feb 1, 2016 ... Over the past three months, more than 87,000 metric tons of methane, a potent greenhouse gas, have spewed into the atmosphere from a leak ...

https://eos.org/editors-vox/methane-climate-change-and-our-uncertain-future

May 11, 2018 ... Methane is generally considered secondary to carbon dioxide in its importance to climate ... How does methane effect the Earth's climate?