         
External Link: People giving off methane pollutionWebsite: People giving off methane pollution URL: http://www.ch4.org.uk/article.php/People+Giving+Off+Methane+Pollution Methane concentrations have increased by 150% since the pre-industrial era. What are the causes of methane release from human and animal activity? How important is it for cows to get involved and reduce their methane footprint? Tags: CH4, climate change, waste |