Greenhouse gas emissions should be subject to legal controls in the US and phased out under the Toxic Substances Control Act, according to a group of scientists and former public officials, in a novel approach to the climate crisis. “Using the TSCA would be one small step for [the US president] Joe Biden, but potentially a giant leap for humankind – as a first step towards making the polluters pay,” said James Hansen, a former Nasa scientist, who is a member of the group alongside Donn Viviani, a retired 35-year veteran of the Environmental Protection Agency (EPA). https://www.theguardian.com/environment/2022/jun/16/greenhouse-gases-must-be-legally-phased-out-us-scientists-argue