Mobile UPI  |   About UPI  |   UPI en Español  |   UPI Arabic  |   UPIU  |   My Account
Search:
Go

Top News

Air Resources Board moves to cut carbon use

Apr. 23, 2009
California's Air Resources Board on Thursday approved a first-in-the-world regulation to minimize the amount of carbon in fuel, putting California on the cutting edge of promoting alternative fuels in a bid to combat global warming. The regulation will...
Related Stories from UPI.com

Calif. bans ozone air purifiers

SACRAMENTO, Sept. 28 (UPI) -- The California Air Resources Board has placed a ban on in-home ozone air purifiers after studies suggested they worsen conditions including asthma.

Study: Air purifiers create unsafe ozone

IRVINE, Calif., May 10 (UPI) -- California researchers say air purifiers may clear cigarette smoke out of the air, but they can also emit hazardous ozone levels.

Dirty air not stopping global warming

HALIFAX, Nova Scotia, Oct. 31 (UPI) -- New findings from Canada reveal that sun-blocking air pollution causes significantly less global cooling than previous estimates hinted, researchers reported Thursday.
1 of 25
President Obama awards the Presidential Medal of Freedom in Washington
View Caption
President Barack Obama awards the the Presidential Medal of Freedom to singer/songwriter Bob Dylan during a ceremony in the East Room at the White House in Washington on May 29, 2012. The Medal of Freedom is our NationÕs highest civilian honor, presented to individuals who have made especially meritorious contributions to the security or national interests of the United States, to world peace, or to cultural or other significant public or private endeavors. UPI/Kevin Dietsch