Nature World: China's arid north is slowly being invaded by its own desert, which is the source of growing dust storms and nearly useless land. To fight it, they are planting whole forests - a living wall of hearty trees to keep the desert at bay... and it's working.
That's at least according to a study recently published in the journal Land Use Policy, which details how China's "Great Green Wall" has helped shelter the country from dust storms while simultaneously helping to reintroduce vegetation into the...