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The Latest

Iowa Dem Receives Endorsement From Far-Left Group Behind Anti-Ethanol Lawsuit

Sierra Club supports anti-ag policies, as well as Dem Rep. Finkenauer

June 10, 2020

Scientific Integrity Committee Clears Pruitt Against Sierra Club's 'Climate Denier' Charge

'The freedom to express one's opinion about science is fundamental'

August 1, 2017

Senate Dem Report Attacking EPA Critics Traced to Green Pressure Group

Document scrubbed of traces to environmentalist group after Free Beacon inquiries

September 28, 2016

Sierra Club: Saudi Arabia ‘Our Best Ally’ in Keystone Fight

Leading environmentalist group heaps praise on Arab monarchy’s attempt to undermine U.S. oil production

February 2, 2015

Keystone Pipeline Could Get Boost Following Canadian Train Accident

Critics suggest accident shows we should scrap oil reliance altogether

July 9, 2013

Invite-Only Civil Disobedience

Daryl Hannah arrested in Sierra Club sit-in

February 13, 2013

A Conspiracy So Immense

Column: What will it take for the mainstream media to cover the progressive movement?

January 11, 2013

Martin and the Monkey

NM protest focuses on Senate candidate Martin Heinrich’s big-spending ways

September 17, 2012

Sayonara, Sierra

Sierra Club dealt setback in bid to halt Keystone XL pipeline

August 8, 2012