On Our Radar: Dredging the Gowanus Canal January 4, 2012, 11:09 am The Environmental Protection Agency releases a study weighing technologies for cleaning up the Gowanus Canal, which was declared a Superfund site by the agency last year. Environmental Protection Agency A court in Ecuador upholds a ruling finding Chevron responsible for chemical-laden wastewater dumped in the jungle from around 1964 to 1992 by Texaco, which Chevron acquired in 2001. Bloomberg An Ulster County official accuses New York City of polluting waterways in its role as caretaker of the network of stream-fed upstate reservoirs that supply the city's drinking water. The city counters that it has invested $1.5 billion over the last two decades in watershed protection efforts that also support jobs upstate. A study suggests that climate modeling by scientists may grossly underestimate future extinctions of species because it does not take competition between species and the movement of species fully into account. EurekAlert