"Shipping companies are making a case to Congress for more money to dredge Great Lakes ports and waterways. With water levels near a record low, ports are losing the battle against sediment."
"The drought that crippled many communities across the nation last year shows little sign of retreating, and the threat of persistent water scarcity is spurring efforts to preserve every drop."
"As America wakes up to the dangers ahead, the president has a historic opportunity to take bold action on global warming."
"Henry David Thoreau was a peculiar fellow. After his secluded stint at Walden Pond, his fixation with the natural world only grew. Starting in 1852, his journal turned into a two million-word project documenting seasonal observations around his small Massachusetts township, Concord. Over the next six springs he could be seen racing about town like a madman in an effort to spot and record that year’s first elusive blooms, all the while taking notes."
"A carcinogenic mold, its growth exacerbated by the warming climate, reached record highs in 2012."
"NASA and NOAA scientists say 2012 global temperature records further consolidate a pattern of global warming."
"Black carbon, the soot produced by burning fossil fuels and biomass, is a more potent atmospheric pollutant than previously thought, according to a four-year international study released on Tuesday."
"Marcia McNutt, who resigned as director of the US Geological Survey, says hurricane Sandy has left communities exposed."
"WASHINGTON -- Just before he and other environmentalists marched to the White House on Tuesday, climate change activist James Hansen warned he wouldn’t be able to be arrested with them this time. Hansen, a NASA scientist by day and an activist on his own time, had to be available for a press conference in the afternoon announcing that worldwide temperatures in 2012 were in the top 10 hottest ever recorded."
"A storm moving up the Mississippi River valley will help replenish the river, low in parts from drought, and ease concerns that shipping could be halted along a shallow stretch from St. Louis to Cairo, Illinois."
