June 15, 1991: A magnitude-7.8 earthquake accompanies the eruption of Mount Pinatubo. The volcano in the Philippines spews steam, ash, lava and sulfuric acid. Half a million people are evacuated on the densely populated island of Luzon. Nearly 700 die, and the release of ash and other chemicals briefly lowers the Earth’s average temperature while temporarily increasing depletion of the ozone layer.
June 15, 2006: U.S. President George W. Bush authorizes the creation of the Northwestern Hawaiian Islands Marine National Monument. The site is later renamed the Papahānaumokuākea Marine National Monument. Its 360,000 square miles of ocean, islands, and coral reefs offers protection to endangered species of plants, seabirds, the green sea turtle and the Hawaiian monk seal.
June 15, 2009: It's not quite like getting the Beatles back together, but Paul McCartney and Yoko Ono? The unlikely couple (at right) join forces to promote Meat-Free Mondays in the name of a healthier diet and to lessen the environmental impact of raising and eating meat.
June 15, 2012: The U.S. Environmental Protection Agency announces new, tighter standards to regulate “fine particle” soot. Advocates say the new standards, to be phased in by the end of the decade, will put a huge dent in respiratory diseases. Industry groups allege it’s a “sweetheart deal” between EPA and environmental groups.
Photo: Gareth Cattermole/Getty Images
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