Global Warming

Many people argue global warming has its good side: it means plants and crops will grow better. But NPR's John Nielsen reports on new research on fossil leaves suggesting that during an ancient warming spell, insects multiplied and took a huge toll on plants.



Please keep your community civil. All comments must follow the Community rules and terms of use, and will be moderated prior to posting. NPR reserves the right to use the comments we receive, in whole or in part, and to use the commenter's name and location, in any medium. See also the Terms of Use, Privacy Policy and Community FAQ.