Home Berkeley Law Library -- Reference & Research Services Google Alerts - "climate change" disaster "greenhouse gas" <b>Greenhouse gas</b> levels reached record highs in 2020, even with pandemic lockdowns - NPR

<b>Greenhouse gas</b> levels reached record highs in 2020, even with pandemic lockdowns - NPR

Google Alerts - "climate change" disaster "greenhouse gas" 2021-10-26

Carbon dioxide levels haven't been this high for at least 3 million years · greenhouse gas emissions · United Nations · global warming · climate change.