News tagged with ocean temperature

Bering Strait may be global temperature stabilizer

(Phys.org) -- A diverse group of climate researchers has found after running computer simulations that the strait that separates North America and Russia might be serving as a global temperature stabilizer. ...

Space & Earth / Earth Sciences

created Apr 10, 2012 | popularity 4.5 / 5 (10) | comments 61 | with audio podcast report

NOAA study suggests aerosols might be inhibiting global warming

(PhysOrg.com) -- A new study led by the U.S, National Oceanic and Atmospheric Administration (NOAA) shows that tiny particles that make their way all the way up into the stratosphere may be offsetting a global ...

Space & Earth / Earth Sciences

created Jul 22, 2011 | popularity 4.4 / 5 (17) | comments 28 | with audio podcast report

Protein adaptation shows that life on early earth lived in a hot, acidic environment

A new study reveals that a group of ancient enzymes adapted to substantial changes in ocean temperature and acidity during the last four billion years, providing evidence that life on Early Earth evolved from ...

Chemistry / Biochemistry

created Apr 04, 2011 | popularity 4.6 / 5 (9) | comments 1 | with audio podcast

Taking the temperature of the ancient earth

(PhysOrg.com) -- A new technique has allowed scientists to pin down the timing of ancient glaciations, linking them more firmly to two bursts of extinction.

Space & Earth / Earth Sciences

created Mar 08, 2011 | popularity 4.5 / 5 (10) | comments 0 | with audio podcast

Antarctic sea temperatures cooled in Holocene but now rising: study

(PhysOrg.com) -- A new study of an ocean sediment core taken from deep water off the coast of the western Antarctic Peninsula is beginning to fill in some of the gaps in our knowledge of climate variability ...

Space & Earth / Earth Sciences

created Feb 10, 2011 | popularity 4.2 / 5 (18) | comments 20 | with audio podcast report

Tropical Atlantic sees weaker trade winds and more rainfall: study

Earth's global temperature has been rising gradually over the last decades, but the warming has not been the same everywhere. Scientists are therefore trying to pin down how the warming has affected regional ...

Space & Earth / Earth Sciences

created Feb 06, 2011 | popularity 4.7 / 5 (9) | comments 2 | with audio podcast

Warming North Atlantic water tied to heating Arctic, according to new study

The temperatures of North Atlantic Ocean water flowing north into the Arctic Ocean adjacent to Greenland -- the warmest water in at least 2,000 years -- are likely related to the amplification of global warming ...

Space & Earth / Earth Sciences

created Jan 27, 2011 | popularity 3.9 / 5 (24) | comments 26 | with audio podcast

Polar oceans key to temperature in the tropics

Scientists have found that the ocean temperature at the earth's polar extremes has a significant impact thousands of miles away at the equator.

Space & Earth / Earth Sciences

created Jun 17, 2010 | popularity 3.3 / 5 (12) | comments 3 | with audio podcast

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

Study: Small fluctuations in solar activity, large influence on the climate

(PhysOrg.com) -- Subtle connections between the 11-year solar cycle, the stratosphere, and the tropical Pacific Ocean work in sync to generate periodic weather patterns that affect much of the globe, according ...

Space & Earth / Earth Sciences

created Aug 27, 2009 | popularity 4.8 / 5 (16) | comments 9

Long debate ended over cause, demise of ice ages -- may also help predict future

Researchers have largely put to rest a long debate on the underlying mechanism that has caused periodic ice ages on Earth for the past 2.5 million years - they are ultimately linked to slight shifts in solar radiation caused ...

Space & Earth / Earth Sciences

created Aug 06, 2009 | popularity 4.5 / 5 (24) | comments 63

In Ocean's Depths, Heat-Loving 'Extremophile' Evolves a Strange Molecular Trick

(PhysOrg.com) -- Making its home near extreme temperatures of thermal vents on the ocean floor, the organism Methanopyrus kandleri harbors a molecular secret that intrigues evolutionary biologists and even ...

Chemistry / Biochemistry

created Apr 30, 2009 | popularity 5 / 5 (12) | comments 3

Wetlands likely source of methane from ancient warming event

An expansion of wetlands and not a large-scale melting of frozen methane deposits is the likely cause of a spike in atmospheric methane gas that took place some 11,600 years ago, according to an international ...

Space & Earth / Earth Sciences

created Apr 23, 2009 | popularity 4.7 / 5 (7) | comments 0

Subterranean oceans on Saturn's moon Titan

(PhysOrg.com) -- Saturn's largest moon, Titan, may have a subterranean ocean of hydrocarbons and some topsy-turvy topography in which the summits of its mountains lie lower than its average surface elevation, ...

Space & Earth / Space Exploration

created Apr 06, 2009 | popularity 4.3 / 5 (16) | comments 7

Dust plays larger than expected role in determining Atlantic temperature

(PhysOrg.com) -- The recent warming trend in the Atlantic Ocean is largely due to reductions in airborne dust and volcanic emissions during the past 30 years, according to a new study.

Space & Earth / Earth Sciences

created Mar 26, 2009 | popularity 4.4 / 5 (17) | comments 13