The expansion of the Trans Mountain pipeline will stretch hundreds miles and is fiercely opposed by numerous groups — but despite repeated calls, the Canadian government has not forced the pipeline to reveal its insurers.

Trump administration set U.S. withdrawal in motion a year ago but it didn’t take effect until Nov. 4.

Heat and wildfire smoke force residents to seek respite – and buy cooling systems and air purifiers, if they can afford them

Nancy Pelosi has been notably tepid on green legislation – so are the Democrats serious about fighting climate change?

Coal plants generate wastewater that is discharged into rivers and lakes and often ends up in drinking water.

Interior department to reportedly auction leases before year’s end as critics condemn plan to drill in America’s ‘last great wilderness’

Proposal outlines $2tn for clean energy infrastructure and climate solutions, to be spent as quickly as possible in next four years.

Ten companies that allegedly polluted air and water will not be required to pay penalties they agreed to before 1 June

Revealed: Oil and mining firms – some with ties to Trump officials – taking advantage of funding, review shows

Activists say Democratic climate proposals won’t be able to pass until lawmakers put a stop to oil companies trying to rebrand themselves