The request calls for cutting spending by 37% at the National Institutes of Health (NIH) and more than 50% at the National Science Foundation (NSF), the country’s two major science funders. The White House also seeks to eliminate most federal spending on climate and ecological research and would cut NASA’s science budget by more than half, killing major planetary missions. Other agencies would face similarly harsh cuts
https://www.science.org/content/article/trump-s-proposed-budget-would-mean-disastrous-cuts-science