Posted in environment, freshwater, rivers, water on May 8th, 2013
These incredible maps of the Mississippi River were created in 1944 by Cartographer Harold Fisk and in Geological Investigation of the Alluvial Valley of the Lower Mississippi River. In great detail he mapped the twisting and changing path of the river over time in these swirling rainbow colors. The result is the most amazing set [...]
Posted in freshwater on Feb 2nd, 2013
The cleanup of the Bronx River helped blunt the impact of Hurricane Sandy write JOSÉ SERRANO AND JOHN F. CALVELLI in Crain’s (http://www.crainsnewyork.com) The tristate area is only beginning to recover from the destruction wrought by Hurricane Sandy. As we assess the damage and how we prepare for a future storm, it is worth noting [...]
Posted in environment, fish, freshwater, policy, pollution, rivers, water on Nov 14th, 2012
From the Huffington Post In 1965, President Lyndon Johnson called the Potomac River, polluted with sewage and riddled with algae blooms, a “national disgrace.” Forty years ago this year, the Clean Water Act of 1972 (CWA) was signed into law, and resulted in expansive, real improvements in the health of the Potomac River. The CWA [...]
Posted in freshwater on May 17th, 2012
Decreased snowpack in the Rocky Mountains may compound problems for Colorado, Arizona, California, and other Western states. On April 10th, 61 percent of the lower 48 states were listed by the U.S. Drought Monitor to be in abnormally dry or drought conditions. To assess the vulnerabilities of the watershed and consider how water supply and [...]
Posted in freshwater on Mar 12th, 2012
As warmer temperatures thaw winter’s blanket of snow and ice, the runoff enters lakes, rivers and streams, carrying with it a winter’s-worth of de-icing compounds. Despite making roads safer, salt and deicers are still peppered with danger. Between 10 and 20 million tons of salt are applied to roadways every year. These liberally-applied agents are [...]
Posted in freshwater on Mar 7th, 2012
If you care about the protection and restoration of Montana’s streams and rivers, it’s time to let your voice be heard. The Montana Department of Natural Resources (DNRC) has formally implemented a plan to require the use of large, non-native rip rap and/or concrete structures for all stream restoration and bank stabilization projects in the [...]
Posted in freshwater on Feb 9th, 2012
The Washington Post has reported that local environmental activists won a fight against a development that they said would harm the wildlife of Maryland’s pristine Mattawoman Creek. The state said no to a half-built, $70 million Cross County Connector in a rare denial of a development permit after activists relentlessly picked apart the county’s arguments [...]
Posted in freshwater on Dec 3rd, 2011
A recent UN Food and Agriculture Organisation (FAO) report reminds us again of the vital importance of caring for our freshwater resources. The report, titled “State of the World’s Land and Water Resources for Food and Agriculture,” warns that while food production during the last 50 years witnessed notable increase, the achievements in many places [...]
Posted in freshwater on Mar 9th, 2011
The world’s rivers, the single largest renewable water resource for humans and a crucible of aquatic biodiversity, are in a crisis of ominous proportions, according to a global analysis. The report, published recently in the journal Nature, is the first to simultaneously account for the effects of impacts such as pollution, dam building, agricultural runoff, [...]
Posted in freshwater on Dec 11th, 2010
I sit watching the brown slug of Argentina’s broad Rio de la Plata flow to the Atlantic Ocean. Sediment roiled runoff a mile wide originating in farm fields and city streets, draining from gravel roads and cattle feedlots – all emptying into the estuary. I studied this same phenomena in my own hemisphere during the past [...]
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