News tagged with water loss
Related topics: plants , photosynthesis
What's the best irrigation canal liner?
There are an estimated 1.2 million acres of agricultural land in Texas irrigated via canals, and many are in need of renovation, according to a Texas AgriLife Extension Service expert.
May 25, 2012 |
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How plants chill out
Plants elongate their stems when grown at high temperature to facilitate the cooling of their leaves, according to new research from the University of Bristol published today in Current Biology. Understanding why plants alter ...
May 21, 2012 |
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Water treatments alone not enough to combat fluorosis in Ethiopia
Increased intake of dietary calcium may be key to addressing widespread dental health problems faced by millions of rural residents in Ethiopia's remote, poverty-stricken Main Rift Valley, according to a new Duke University-led ...
Apr 26, 2012 |
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Rio Summit: Scientists warn of 'emergency on global scale'
Leading scientists on Thursday called on the upcoming Rio Summit to grapple with environmental ills that they said pointed to "a humanitarian emergency on a global scale."
Mar 29, 2012 |
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Unexpected crustacean diversity discovered in northern freshwater ecosystems
Freshwater ecosystems in northern regions are home to significantly more species of water fleas than traditionally thought, adding to evidence that regions with vanishing waters contain unique animal life.
Mar 02, 2012 |
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Steroids control gas exchange in plants
Plants leaves are sealed with a gas-tight wax layer to prevent water loss. Plants breathe through microscopic pores called stomata (Greek for mouths) on the surfaces of leaves. Over 40% of the carbon dioxide, CO2, in the ...
Feb 05, 2012 |
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Dry conditions spurred advanced photosynthesis
The need to conserve water played a vital role in driving plants to evolve a specialised form of photosynthesis, scientists have shown.
Feb 03, 2012 |
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Chemical signal helps plants control their “breathing”
For most plants, staying alive means adapting quickly to a constantly changing environment. In a drought, staving off water loss is vital. On a sunny day, absorbing carbon dioxide to generate energy through ...
Jan 13, 2012 |
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Climate change effect on release of CO2 from peat far greater than assumed
Climate change effect on release of CO2 from peat far greater than assumed Drought causes peat to release far more carbon dioxide into the atmosphere than has previously been realised.
Nov 20, 2011 |
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On guard against drought
Identification of a gene that helps plants to conserve water under drought conditions will bring biologists closer to understanding how plants tolerate drought. Researchers, led by Takashi Kuromori at Japan's ...
Oct 28, 2011 |
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Runoff key to reducing certain toxic aquatic blooms
(PhysOrg.com) -- Many scientists believe that an unfortunate perfect storm of climate change and nutrient runoff will synergistically increase toxic cyanobacterial blooms globally in coming years.
Oct 07, 2011 |
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How key genes cooperate to make healthy skin
Skin is the body's armor, protecting us from disease agents, injury, excessive water loss, and cold and heat. Yet mutations in a single gene, the gene for the protein p63, cause numerous diseases and malformations ...
Sep 20, 2011 |
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A new transporter gene that regulates plant transpiration
When plants feel stress from a lack of water, they close their epidermal pores, or stomata, to prevent water loss via transpiration. Each stoma is flanked by a pair of guard cells, which change shape to close or open stomata ...
Sep 09, 2011 |
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Coral rehab finding offers hope for Great Barrier Reef
Coral ecosystems cope much better than was first thought when the reef habitat is fragmented, a new study has found, meaning that efforts to restore even small parts of the damaged Great Barrier Reef could ...
Sep 05, 2011 |
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Human sewage kills imperiled coral: study
A research team from Rollins College in Florida and the University of Georgia has identified human sewage as the source of the coral-killing pathogen that causes white pox disease of Caribbean elkhorn coral. ...
Aug 17, 2011 |
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