The economic cost of addressing climate change marks debate; Pelosi vows approval this year.WASHINGTON — As Congress begins to debate climate change in earnest, the science is taking a back seat to economics: How much will it cost to slow the Earth’s warming because of man-made pollution — and what’s the cost of doing nothing? The cost of dealing with the threat of climate change dominates congressional debate.WASHINGTON — As Congress begins to debate climate change in earnest, the science is taking a back seat to economics: How much will it cost to slow the Earth’s warming because of man-made pollution — and what’s the cost of doing nothing? |