Houston Chronicle: The Environmental Protection Agency`s declaration Friday that greenhouse gases endanger the public paves the way for new federal regulation of cars, power plants and factories that spew pollutants blamed for climate change. The agency`s proposed finding, set to be finalized after a 60-day review period, also intensifies pressure on Congress to pass legislation with new limits on the emissions of carbon dioxide and other heat-trapping gases. Rep. Ed Markey, D-Mass., the head of …