News tagged with annual rings
Australia's climate: Drought and flooding in annual rings of tropical trees
Space & Earth / Earth Sciences
Jun 11, 2009 |
3.5 / 5 (6) |
0
Annual rings are acclaimed in representing natural climate archives. For the temperate latitudes it is known that the growth of these annual rings depend mainly on temperature and precipitation. In the tropics, however, ...
Search results for annual rings
Wedding ring use studied by psychologist
Apr 11, 2006 |
1.5 / 5 (14) |
0
A University of Alberta psychologist says people who don't wear wedding rings are more neglectful of children compared with people who do wear rings.
Ghostly 'Spokes' Puff Out From Saturn's Ring's (w/ Video)
Space & Earth / Space Exploration
Nov 16, 2009 |
4.5 / 5 (6) |
0
(PhysOrg.com) -- Massive, bright clouds of tiny ice particles hover above the darkened rings of Saturn in an image captured by the Cassini spacecraft on Sept. 22, 2009, around the time of Saturn's equinox. ...
Douglas-fir, geoducks make strange bedfellows in studying climate change
Space & Earth / Earth Sciences
Jul 30, 2009 |
5 / 5 (3) |
0
Scientists are comparing annual growth rings of the Pacific Northwest's largest bivalve and its most iconic tree for clues to how living organisms may have responded to changes in climate.
The least sea ice in 800 years
Space & Earth / Earth Sciences
Jul 01, 2009 |
4.1 / 5 (66) |
77
New research, which reconstructs the extent of ice in the sea between Greenland and Svalbard from the 13th century to the present indicates that there has never been so little sea ice as there is now. The ...
Small optical force can budge nanoscale objects
Nov 17, 2009 |
4.8 / 5 (13) |
0
(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.
Climate change: 20th century the wettest in Pakistan for 1,000 years
Apr 28, 2006 |
4 / 5 (10) |
0
Since the beginning of industrialisation the amount of precipitation in Pakistan has increased considerably. This is shown by what is the first evaluation worldwide of isotopes in the annual rings of juniper trees which are ...
Image: Prometheus Plays Tug of War with One of Saturn's Rings
Space & Earth / Space Exploration
Nov 25, 2009 |
4.4 / 5 (5) |
0
(PhysOrg.com) -- The diminutive moon Prometheus whips gossamer ice particles out of Saturn's F ring in this image taken by the Cassini spacecraft on Aug. 21, 2009.
Ancient high-altitude trees grow faster as temperatures rise
Space & Earth / Earth Sciences
Nov 16, 2009 |
4.2 / 5 (11) |
0
PIC=32536:left]Increasing temperatures at high altitudes are fueling the post-1950 growth spurt seen in bristlecone pines, the world's oldest trees, according to new research.
Machine Converts CO2 into Gasoline, Diesel, and Jet Fuel
Nov 23, 2009 |
4.6 / 5 (39) |
24
(PhysOrg.com) -- Researchers at Sandia National Laboratories have built a machine that uses the sun's energy to convert carbon dioxide waste from power plants into transportation fuels such as gasoline, diesel, ...
Cave's climate clues show ancient empires declined during dry spell
Space & Earth / Earth Sciences
Dec 04, 2008 |
4.3 / 5 (34) |
22
(PhysOrg.com) -- The decline of the Roman and Byzantine empires in the Eastern Mediterranean more than 1,400 years ago may have been driven by unfavorable climate changes.
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