Climate Crisis Is Already a Global Health Emergency, Scientists Warn in New Report

Climate Crisis Is Already a Global Health Emergency, Scientists Warn in New Report

A new report from 146 researchers across more than 30 countries warns that climate change is already killing millions through heat waves, storms, and wildfire smoke, and calls for it to be officially declared a global health emergency.

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A decade after the Paris Agreement, the health dangers of climate change are getting worse while progress lags, according to a new report from leading international scientists. The 10th annual Lancet Countdown report, published Tuesday, was written by 146 researchers from more than 30 countries [1]. The report calls for the climate crisis to be officially recognized as a global health emergency [2].

Climate change is no longer a distant threat. Heat waves, droughts, and storms linked to global warming are already killing millions of people worldwide, researchers warn. These scientists say the health dangers are escalating faster than ever before, and the message is clear: the impact on human health is happening now, and it is severe [3].

The warning comes as separate findings show how climate-driven hazards are spreading beyond the regions where they originate. In Canada, deaths linked to wildfire smoke are rising sharply as climate change drives larger and more frequent fires. Researchers point to warmer and drier conditions as the main cause, fueling bigger fires that produce more smoke and spread it across wider areas. The smoke contains fine particles that can penetrate deep into the lungs and are linked to heart and lung problems, and in severe cases, death. Health officials warn that smoke exposure is no longer limited to people living near fires, with wind carrying smoke hundreds of miles and affecting cities far from the flames [4].

Scientists also warn that the effects of a warming climate are reaching deep into the world's oceans. The rapid decline of Antarctic sea ice since 2016 has triggered a dramatic shift in a crucial part of Earth's climate system, with researchers documenting a sharp increase in salinity in a vast layer of the Southern Ocean that extends from about 2,300 to 4,000 feet deep and encircles Antarctica. The findings point to a major change in how the ocean mixes and stores heat — a process that affects climates far beyond the polar region [5].

Against this backdrop, the Lancet report's authors argue that the health dangers are outpacing the global response, and they are pressing for the climate crisis to be treated with the urgency of a health emergency [2][3].

Sources

Climate Inaction Is Costing Lives, Scientists Warn in New Report #273444Climate Crisis Is a Global Health Emergency, Lancet Report Says #272982Climate Change Declared a Global Health Emergency? Experts Say It's Already Killing Millions #272965Wildfire Smoke Is Killing More Canadians #273631Antarctic Sea Ice Loss Is Reshaping the Deep Ocean, Scientists Warn #273440

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