Seawater Farming: A Solution for Rising Sea Levels, Food and Fuel Crises?

 From Celsias - a website that "is all about doing practical things to combat climate change"

At Eritrea, workers planted the powerhouse halophyte salicornia, also known as sea asparagus. This salt-loving succulent is a potential food source and an oil seed crop that can also provide a cooking oil, high-protein meal, and biofuel.