Controlled burns were the cause, but increasing aridity has upped the odds that any ignition will blow up into a large blaze. Read on below. wildfires So these two blazes — which are being battled by ...

Asia Society’s China Green project has posted a slideshow of images of Beijing’s air pollution, which gives a dramatic visualization of good and bad air days in Beijing. After monitoring the air ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...