Clean Start: November 17, 2011

Welcome to Clean Start, ThinkProgress Green’s morning round-up of the latest in climate and clean energy. Here is what we’re reading. What are you?

The Obama administration on Wednesday formally proposed a rule that would double the average fleetwide fuel economy for passenger vehicles to 54.5 miles per gallon by 2025 and would deliver benefits that officials said would far exceed the costs. [San Francisco Chronicle]

Even if Nebraska and TransCanada agree on a new route for the Keystone XL pipeline, it still has to go through the State Department. [Mother Jones]

In contrast to industry supported claims, an analysis of actual data shows little evidence of large scale job gains from the fracking boom. [Price of Oil]

Irene-like storms of the future would put a third of New York City streets under water and flood many of the tunnels leading into Manhattan in under an hour because of climate change, a new state government report warns Wednesday. [Guardian]

At least six people have been killed and dozens more injured as a storm system that spawned several possible tornadoes moved across the Southeast. [AP]

The United States’ Department of Defense needs to know more about how climate change affects global security, recommends a report by the the department’s science advisers, the Defense Science Board (DSB). [Discovery News]

Low-lying areas in New Jersey are in a losing battle against flooding as greenhouse pollution worsens storms. [Asbury Park Press]

The critical tidal marshes of San Francisco Bay – habitat for tens of thousands of birds and other animals – will virtually disappear within a century as the sea rises as a result of global warming. [San Francisco Chronicle]