A new study shows that the invasive species has spread not from its original home in South America but from its beachhead in the southeastern U.S., David Biello reports

Wissenschaft & Technik
Scientific American Podcast: 60-Second Earth Folgen
Tune in every Sunday for quick reports on the science of the environment and the future of energy. It'll just take a minute!
Folgen von Scientific American Podcast: 60-Second Earth
312 Folgen
-
Folge vom 27.02.2011Global Rise of the Fire Ant? Blame U.S. Trade
-
Folge vom 20.02.2011Permafrost Meltdown May Herald Climate CatastropheThe thawing of a thin layer of frozen Arctic soils will exacerbate global warming. David Biello reports
-
Folge vom 13.02.2011Does Drilling for Electricity Make Sense?Harnessing Earth's heat to make electricity is an underrated renewable resource. David Biello reports
-
Folge vom 06.02.2011Teaching Bankers about Climate ChangeWhy is HSBC teaching its employees about global warming? David Biello reports