20/11/2018

Air pollution is shaving years from people's lives, study finds

WASHINGTON—People could add years to their lives in smog-plagued parts of the world if authorities could reduce particulate pollution—soot from cars and industry—to levels recommended by the World Health Organization, ...

Sunset Crater, San Francisco Volcanic Field

The San Francisco Volcanic Field is a 4,700 square kilometers (1,800 square miles) area in the southern boundary of the Colorado Plateau. The field contains more than 600 scoria cones active in the past six million years. ...

Oil extraction likely triggered mid-century earthquakes in L.A.

World War II-era oil pumping under Los Angeles likely triggered a rash of mid-sized earthquakes in the 1930s and 1940s, potentially leading seismologists to overestimate the earthquake potential in the region, according to ...

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