“Offshore wind energy is a real, viable option for America and it’s ready right now,” say Catherine Bowes and Justin Allegro, co-authors of the 56-page report, The Turning Point for Atlantic Offshore Wind Energy. Both are senior officials with the National Wildlife Federation (NWF), which worked with more than 40 other environmental and state organisations to produce it.

The National Renewable Energy Laboratory (NREL), part of the US Energy Department (DOE), estimates that America has some of the best offshore wind resource in the world, and more than 4 terawatts overall, including about 1.3