The second Trump administration is rolling back essenbtial protections for public health, the environment, and the climate. Key examples include repeal of regulations to control releases of toxic mercury, failure to implement essential actions to...

Use and disposal of PFAS chemicals have contaminated air, water, soil, food, and consumer products all over the world.

Sierra Club National Harmful Algal Blooms (HABs) Fact Sheet Sewage Wastes and Harmful Algal Blooms