We have seen and heard many, many tragic stories since the impact of Sandy - the base line for future storms.
A leading sea ice expert has predicted the final disappearance of Arctic ice in the summer within four years.
Ignoring the collective outrage of environmental groups, oil giant Shell began drilling into the Arctic, boring holes 1,400 feet beneath the Chukchi Sea's floor.
On Aug. 29, 2005, Hurricane Katrina slammed into New Orleans, leading to the worst natural (and also man-made) disaster in U.S. history.
The fire burned more than three million acres, an area larger than the size of the state of Connecticut, with at least 92 killed.
The trouble started when the city responded to budget deficits with pay and benefit cuts for city workers.
The suit was filed on behalf of two farm workers. They say they were victims of trafficking and other federal and state labor law violations.
It's hard to make ends meet for many trailer residents.
Electrical Workers Local 1 and the St. Louis chapter of the National Electrical Contractors Association have launched the first electrical car training program in Missouri.
Construction unions called Obama's ruling a "job killer," but at least five unions sided with environmental groups against Keystone.