Morning Overview on MSNOpinion

Plants may be soaking up less CO2 than models assumed

For decades, climate policy has leaned on a comforting assumption: that as humans emit more carbon dioxide, plants will ...
inforum

Letter: CO2 and global warming

I am a retired plant scientist. Over the years I have commented on the essential role that CO2 plays in photosynthesis, the basis of virtually all life on Earth. In the last two years I have ...