The United States Environmental Protection Agency (EPA) announced on Monday the repeal of rules that had previously limited greenhouse gas emissions from coal and gas power plants. This significant move reverses decades of environmental protections aimed at curbing gases identified by scientists as major contributors to global warming.

EPA Administrator Lee Zeldin stated at a news conference that the administration is prioritizing "common sense" regulations, which he believes will "cut red tape" and facilitate the development of new power-generating infrastructure. The EPA estimates that these changes will save the power plant industry over $300 billion.

In addition to repealing existing regulations, the EPA has proposed a separate rule intended to prevent future administrations from reinstating similar greenhouse gas emission controls on power plants. This proposed rule is expected to be finalized next year, potentially creating a longer-term impact on climate policy.

Environmental groups have strongly criticized the decision, predicting it will lead to increased health risks for Americans and further environmental degradation. Maggie Coulter, an attorney with the Center for Biological Diversity's Climate Law Institute, described the action as "utterly reckless" and warned of increased suffering from extreme weather events.

This deregulation follows a pattern established since the current US President took office. In February, the EPA revoked a 2009 scientific finding that classified carbon dioxide and other greenhouse gases as threats to public health and welfare. This earlier action, which enabled regulations on vehicles and industrial sources, was hailed by the President as the "single largest deregulatory action in American history."

Health and environmental advocacy organizations have already initiated legal challenges against the revocation of the 2009 scientific finding, arguing it jeopardizes public health and welfare. The latest decision to lift power plant emission restrictions is also anticipated to face significant legal opposition.

Officials from the EPA maintain that the revised policy will empower utility companies to make the most cost-effective decisions for their customers, rather than forcing the closure of older, less efficient facilities. The agency aims to provide flexibility for the energy sector.

The ongoing rollback of environmental regulations by the current administration has drawn considerable attention and legal scrutiny, raising concerns about the long-term environmental and public health consequences.