BBCNEWS BBC News August 9, 2021 08:30:00
Heat _ that is being altered. levels of heat trapping gases in the atmosphere continue to increase fast~ _ atmosphere continue to increase fast. current c02 concentrations are the highest — fast. current c02 concentrations are the highest they have been for at least _ the highest they have been for at least 2 _ the highest they have been for at least 2 million years. over the past 100 years. — least 2 million years. over the past 100 years, sea levels have risen at faster— 100 years, sea levels have risen at faster rates — 100 years, sea levels have risen at faster rates than ever. at ...