US Removes Carbon Emission Limits For Coal, Gas Power Plants In Major Environmental Policy Shift

The administration of US President Donald Trump on Monday scrapped limits on carbon emissions from coal- and gas-fired power plants, marking the latest move to dismantle regulations introduced to address climate change. The changes, announced during a G20 energy ministers' meeting in Houston, roll back measures introduced under former President Joe Biden and also propose preventing future regulations targeting carbon emissions from the power sector.

The sector is responsible for roughly a quarter of US greenhouse gas emissions. The administration's decision represents a major shift in federal policy on power-sector emissions. The Biden-era measures were designed to require coal- and gas-fired power plants to reduce their greenhouse gas emissions, while the latest action seeks to remove those requirements.

The Trump administration has argued that reducing regulatory restrictions on conventional energy production will help protect energy supplies and keep electricity affordable for American consumers. Environmental Protection Agency Administrator Lee Zeldin defended the move, criticising policies implemented under former presidents Barack Obama and Joe Biden.

"For over 15 years, the Obama and Biden administrations implemented a war on coal to destroy reliable and affordable energy," Zeldin said in a statement. He added that the Trump administration had come into office to "protect American energy" and ensure that Americans could afford to keep their lights on. The administration has repeatedly presented expanded fossil fuel production as central to its energy policy.

Environmental groups strongly criticised the decision and said they planned to challenge the administration's actions in court. The groups described the rollback as a major setback for policies designed to protect people from the effects of climate change and argued that the move would benefit the fossil fuel industry. Legal challenges could therefore become the next major phase of the dispute over the federal government's authority to regulate greenhouse gas emissions from power plants.

The announcement comes as scientists and environmental organisations continue to warn about the effects of rising global temperatures and increasingly severe weather events. The changes to US power-sector policy were announced against a backdrop of concerns that the Earth's climate system is becoming increasingly unstable.

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Climate scientists have linked the long-term rise in global temperatures primarily to human activities, particularly the burning of fossil fuels such as coal, oil and natural gas. The latest climate concerns have coincided with extreme temperatures in several parts of the world. According to the information provided, August was the hottest month ever recorded globally, while the United States experienced its hottest recorded summer.

Rising concentrations of greenhouse gases in the atmosphere contribute to global warming by trapping heat, increasing the likelihood of more frequent or intense heatwaves and other climate-related extremes. The role of fossil fuels remains central to the debate. Burning coal and natural gas to generate electricity releases carbon dioxide, a major greenhouse gas that contributes to long-term warming.

While natural gas generally produces less carbon dioxide than coal for the same amount of electricity generated, both fuels contribute to greenhouse gas emissions. The power sector is therefore a key target of climate policies seeking to reduce emissions across the US economy. The Trump administration's decision places energy affordability and continued fossil fuel use at the centre of its approach, while environmental groups argue that weakening emissions controls could make it harder to address climate change.

The proposed changes could face legal challenges before they are fully implemented, potentially putting the future of federal regulation of power-plant emissions back before the courts. The policy shift marks a significant reversal from the approach pursued during the Biden administration and signals a renewed federal emphasis on conventional energy production.

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