In two recent interviews, President Donald Trump said he is not convinced that climate change is due to human activity, and he suggested that any changes will reverse themselves — two ideas that lack scientific backing.
Stories by Jessica McDonald
SciCheck Editor
How Potent Is Methane?
Two federal agencies this month took steps that would allow the oil and gas industry to release more methane, a greenhouse gas, into the environment. Critics warned that methane is more potent than carbon dioxide at trapping the Earth’s heat, but some gave wildly divergent figures to describe how much more potent.