News tagged with global ocean

Sea Level Rise Due to Global Warming Poses Threat to New York City

(PhysOrg.com) -- Global warming is expected to cause the sea level along the northeastern U.S. coast to rise almost twice as fast as global sea levels during this century, putting New York City at greater ...

Space & Earth / Earth Sciences

created Mar 13, 2009 | popularity 4.3 / 5 (139) | comments 34

Statistics experts reject global cooling claims

(AP) -- Have you heard that the world is now cooling instead of warming? You may have seen some news reports on the Internet or heard about it from a provocative new book.

Space & Earth / Earth Sciences

created Oct 26, 2009 | popularity 4.6 / 5 (93) | comments 23

Melting Greenland ice sheets may threaten Northeast United States, Canada

Melting of the Greenland ice sheet this century may drive more water than previously thought toward the already threatened coastlines of New York, Boston, Halifax, and other cities in the northeastern United ...

Space & Earth / Earth Sciences

created May 27, 2009 | popularity 4.2 / 5 (72) | comments 18

Scientists: Global warming has already changed oceans

In Washington state, oysters in some areas haven't reproduced for four years, and preliminary evidence suggests that the increasing acidity of the ocean could be the cause. In the Gulf of Mexico, falling oxygen levels in ...

Space & Earth / Earth Sciences

created Jun 10, 2009 | popularity 4.2 / 5 (63) | comments 4

In hot water: World sets ocean temperature record (Update)

(AP) -- Steve Kramer spent an hour and a half swimming in the ocean this week - in Maine.

Space & Earth / Environment

created Aug 20, 2009 | popularity 4.6 / 5 (54) | comments 13

June Earth's hottest ever: US monitors

Last month was the hottest June ever recorded on Earth, the US National Oceanic and Atmospheric Administration said Thursday, amid global climate warming worries.

Space & Earth / Earth Sciences

created Jul 15, 2010 | popularity 4.3 / 5 (39) | comments 40

NASA Research Finds Last Decade was Warmest on Record, 2009 One of Warmest Years

(PhysOrg.com) -- A new analysis of global surface temperatures by NASA scientists finds the past year was tied for the second warmest since 1880. In the Southern Hemisphere, 2009 was the warmest year on record.

Space & Earth / Environment

created Jan 21, 2010 | popularity 3.5 / 5 (48) | comments 100 | with audio podcast

Study: Earth more sensitive to carbon dioxide than previously thought

In the long term, the Earth's temperature may be 30-50% more sensitive to atmospheric carbon dioxide than has previously been estimated, reports a new study published in Nature Geoscience this week.

Space & Earth / Earth Sciences

created Dec 06, 2009 | popularity 3.1 / 5 (53) | comments 91

Ocean Circulation Doesn't Work As Expected

(PhysOrg.com) -- The familiar model of Atlantic ocean currents that shows a discrete "conveyor belt" of deep, cold water flowing southward from the Labrador Sea is probably all wet.

Space & Earth / Earth Sciences

created May 13, 2009 | popularity 4.6 / 5 (29) | comments 52

Crossing the icy unknown, hunting climate clues

(AP) -- On the 27th day of their trek, a dozen "black specks" of humanity crawling across Antarctica's vast white silence, Lou Albershardt heard a sound she'd never heard in two decades on the ice.

Space & Earth / Earth Sciences

created Mar 21, 2009 | popularity 4.3 / 5 (29) | comments 0

Ice sheet melt identified as trigger of Big Freeze

The main cause of a rapid global cooling period, known as the Big Freeze or Younger Dryas - which occurred nearly 13,000 years ago - has been identified thanks to the help of an academic at the University of Sheffield.

Space & Earth / Earth Sciences

created Mar 31, 2010 | popularity 4.4 / 5 (28) | comments 25 | with audio podcast

Mystery mechanism drove global warming 55 million years ago

A runaway spurt of global warming 55 million years ago turned Earth into a hothouse but how this happened remains worryingly unclear, scientists said on Monday.

Space & Earth / Earth Sciences

created Jul 13, 2009 | popularity 4.2 / 5 (26) | comments 24

Report sees sharper sea rise from Arctic melt (Update)

(AP) -- The ice of Greenland and the rest of the Arctic is melting faster than expected and could help raise global sea levels by as much as 5 feet this century, dramatically higher than earlier projections, ...

Space & Earth / Earth Sciences

created May 03, 2011 | popularity 4 / 5 (27) | comments 48

Present ocean acidification rates are unprecedented: research

The world's oceans may be turning acidic faster today from human carbon emissions than they did during four major extinctions in the last 300 million years, when natural pulses of carbon sent global temperatures ...

Space & Earth / Environment

created Mar 01, 2012 | popularity 4.3 / 5 (25) | comments 43 | with audio podcast

Methane may be answer to 56-million-year question

(PhysOrg.com) -- The release of massive amounts of carbon from methane hydrate frozen under the seafloor 56 million years ago has been linked to the greatest change in global climate since a dinosaur-killing ...

Space & Earth / Earth Sciences

created Nov 09, 2011 | popularity 4.9 / 5 (21) | comments 18 | with audio podcast