Photo: Global Warming's Long-Term Effect Uncertain, Study Says



A map depicts average seasonal sea-level change from 1993 to 2002. A new study suggests that exactly how much the climate will change due to global warming is inherently unpredictable.

Map courtesy NOAA/NESDIS


NEWS FEEDS    After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed. After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed.

Get our news delivered directly to your desktop—free.
How to Use XML or RSS

ADVERTISEMENT

NATIONAL GEOGRAPHIC'S PHOTO OF THE DAY

50 Drives of a Lifetime

National Geographic Traveler has scoured the globe for the world's most beautiful, interesting, and off-beat road trips. Dive in to get drive directions, quizzes, photos, and more.