News tagged with soil profile
It's not just dirt!
Nov 25, 2009 |
4 / 5 (4) |
0
Soil is the linchpin of the environment, where atmosphere, biosphere, and hydrosphere meet. Despite that, many students see soil as "just dirt" - a place to grow plants, but nothing more. Soil science educators are challenged ...
Soil carbon storage is not always influenced by tillage practices
Feb 25, 2009 |
not rated yet |
0
The practice of no-till has increased considerably during the past 20 yr. Soils under no-till usually host a more abundant and diverse biota and are less prone to erosion, water loss, and structural breakdown than tilled ...
Search results for soil profile
Phoenix Scrapes to Icy Soil in Wonderland
Space & Earth / Space Exploration
Jun 30, 2008 |
4.1 / 5 (7) |
1
NASA's Phoenix Mars Lander scraped to icy soil in the "Wonderland" area on Thursday, June 26, confirming that surface soil, subsurface soil and icy soil can be sampled at a single trench.
Finding the real potential of no-till farming for sequestering carbon
May 06, 2008 |
4.5 / 5 (6) |
1
The potential of no-tillage (NT) soils for increasing the soil organic carbon (SOC) pool must be critically and objectively assessed. Most of the previous studies about SOC accrual in NT soils have primarily focused on the ...
Describing soils: Calibration tool for teaching soil rupture resistance
Jan 05, 2009 |
not rated yet |
0
A new calibration tool was recently developed to help students and soil scientists calibrate their thumb and forefinger for the correct amount of pressure.
Researchers Can Detect Tunnel Excavation With Fiber Optic Cables
Jan 12, 2009 |
3.3 / 5 (3) |
0
(PhysOrg.com) -- With the same type of fiber optic cables used in telecommunications systems, researchers from the Technion-Israel Institute of Technology have developed a way to detect and pinpoint the excavation ...
Prairie soil organic matter shown to be resilient under intensive agriculture
Jan 15, 2009 |
2.5 / 5 (2) |
0
(PhysOrg.com) -- A recent study has confirmed that although there was a large reduction of organic carbon and total nitrogen pools when prairies were first cultivated and drained, there has been no consistent pattern in these ...
Arctic soil reveals climate change clues
Space & Earth / Earth Sciences
Oct 08, 2008 |
4 / 5 (11) |
0
Frozen arctic soil contains nearly twice the greenhouse-gas-producing organic material as was previously estimated, according to recently published research by University of Alaska Fairbanks scientists.
Help students think like soil scientists
Sep 28, 2009 |
5 / 5 (1) |
0
Emphasizing cross-disciplinary concepts in teaching soil science courses, such as mass-volume relationships, can help undergraduates learn real-world, problem-solving skills that are crucial to their success in soil science ...
Are existing large-scale simulations of water dynamics wrong?
Space & Earth / Earth Sciences
Mar 10, 2008 |
4.2 / 5 (5) |
0
Soils are complicated porous media that are highly relevant for the sustainable use of water resources. Not only the essential basis for agriculture, soils also act as a filter for clean drinking water, and, depending on ...
Earthworm detectives provide genetic clues for dealing with soil pollution
Biology /
Jun 03, 2008 |
4.2 / 5 (5) |
0
The humble earthworm, famously acknowledged by Charles Darwin when he wrote "It may be doubted whether there are many other animals... which have played so important a part in the history of the world", provides ...
Phoenix Mars Lander Explores Site by Trenching
Space & Earth / Space Exploration
Aug 21, 2008 |
4.2 / 5 (5) |
0
NASA's Phoenix Mars Lander scientists and engineers are continuing to dig into the area around the lander with the spacecraft's robotic arm, looking for new materials to analyze and examining the soil and ice subsurface structure.
List of search results for soil profile
