GFM Network News


Global warming not so bad – for weeds, that is

 With global warming comes increased levels of carbon dioxide in the atmosphere, which benefits at least one species—weeds. Carbon dioxide acts as a fertilizer to invasive exotic grasses, resulting in higher growth rates and larger leaves. These stronger plants are also proving more resistant to the world’s most important herbicide, glyphosate, commercially known as Roundup.  […] Read more