A new government study of global warming confirms that climate change caused by carbon dioxide is already having a "visible impact" on the United States, and severe problems are on the way -- including longer droughts, more floods and an increase in pests like mosquitoes -- if global warming continues unchecked.
Global warming study: US has already started changing
It might head out to sea, or it might be a 'blockbuster" late-weekend blizzard for the...
In January, part of a decades-old sewer line in Maryland collapsed by the Potomac River. Over...
