BREAKINGMulti-SourceThere are thousands of dirty old drill sites in Colorado. The state gave oil firms a $1bn passThe Guardian Environment|6/2/2026
UNVERIFIEDSingle SourceToxic Ground: How Oil Field Pollution Is Threatening OklahomaProPublica|6/2/2026
UNVERIFIEDSingle SourceWildfires devastating richer areas but fewer hectares burned globally – studyThe Guardian|6/1/2026