Climate Deception

Big Oil companies have known for decades that burning fossil fuels could lead to "catastrophic" climate change.

They lied to us.

Instead of warning the public, Big Oil masterminded an ongoing campaign of denial, disinformation, and deception to delay climate action and protect their profits.

Now, communities are footing the bill to adapt to and recover from the growing climate damages the fossil fuel industry knowingly caused.

Explore our archives to uncover evidence showing how Big Oil knew their products would cause climate change — and are still lying about it.

Deception Timeline

BigOilLies-Banner-thumbnail.png

New Guide: "Big Oil is Still Lying"

Dig Deeper

th-card-home-evidence.png

Deception Documents

A collection of evidence showing Big Oil knew as early as the 1960s that their products would cause climate change — and has spent decades deceiving the public.

Climate-Files_collage.jpg

Climate Files

An annotated archive of internal and hard to find industry documents on climate change policy and science dating back to the 1950s.