Meteorology Matters looks at the potential impact of Donald Trump’s return to the presidency on science and environmental policy. Currently, the Biden administration is trying to solidify its environmental policies, such as those regarding greenhouse gas emissions and vehicle electrification, before Trump takes office. We examine the uncertainty surrounding Trump’s potential return to power and how it might influence scientific research, particularly concerning climate change, vaccine skepticism, and the role of government funding in science. There’s the potential for conflict between Trump’s agenda and the goals of the scientific community.