Antarctica Glacier Retreat Helps To Store CO2 Nov 10, 2009
Professor Peck and his colleagues compared records of coastal glacial retreat with records of the amount of chlorophyll (green plant pigment essential for photosynthesis) in the ocean ... Phytoplankton use chlorophyll and other pigments to absorb sunlight for photosynthesis, and when they grow in large numbers, they change the way the ocean surface reflects sunlight. (Science Daily)
Breeding Better Broccoli: Research Points To Pumped Up Lutein Levels In Broccoli Nov 9, 2009
Farnham, Mark W., Kopsell, Dean A. Importance of Genotype on Carotenoid and Chlorophyll Levels in Broccoli Heads. HortScience, 2009; 44: 1248-1253. (Science Daily)
Solar Cell Efficiency Increased By Incorporating Ionic Salts Oct 16, 2009
According to Elena Guill;n, member of UPO's Coloides y Celdas Solares Nanoestructuradas (Nanostructured Colloids and Solar Cells) Group, this dye can be either synthetic or natural and can even enable the use of chlorophyll for this type of cell. Thus, researchers at UPO have begun a study with which they hope to increase the efficiency of these eosin or mercurochrome -based organic components by incorporating ionic salts, known as green solvents, with a view to preventing evaporation of the... (Science Daily)
Cancer Herbs Oct 14, 2009
This herb contains numerous beneficial vitamins and minerals, including vitamin A and C, along with iron, folic acid and chlorophyll. You can also take barley as a source of all nine amino acids. (Suite101.com)
COMMENTARY: Capturing the seasons blooms Oct 9, 2009
Trees around town will soon burst into their final glory as, stripped of chlorophyll, their true color and splendor will be revealed to us. My digital camera and I await the opportunity. (Concord Journal, MA)
Dust storm a boon for boffins Oct 3, 2009
Satellite images from NASA breaking down chlorophyll levels in oceans taken before and after last week's dust storm show a marked increase in algae growth in the Tasman Sea. Researchers study such images to measure blooms of algae, the plants at the bottom of the ocean food chain. (Sydney Morning Herald -- Australia)
Sydney Dust Storm's Topsoil Ocean Dump Helps Studies of Marine Food Chains Oct 2, 2009
images from breaking down chlorophyll levels in oceans around the world taken before and after last weeks dust storm show a marked increase in algae growth in the Tasman Sea. Researchers study such images to measure blooms of algae, the microscopic plants at the bottom of the ocean food chain. (Bloomberg -- Australia & New Zealand)
Yard and Garden: Looking good for a pretty fall season Sep 26, 2009
Carotene and xanthophylls are yellow pigments produced in foliage all year, along with chlorophyll, the green pigment. In autumn, when short days and cool temperatures slow down the production of chlorophyll and the remaining chlorophyll breaks down and disappears, the yellow pigments that have been masked by chlorophyll show up ... The tans and browns of oaks are caused by tannins that accumulate as the chlorophyll disappears. (Mattoon Journal-Gazette, IL)
Why fall colors are different in U.S. and Europe Sep 23, 2009
When the weather begins to turn cool in the fall, chlorophyll, which is sensitive to the cold, stops being produced. As the green fades, yellow and orange pigments called carotenoids (also responsible for the orange color of carrots) take over. (MSNBC -- Environment)
Post Gastric Bypass Diet Sep 23, 2009
Eat a green salad every day, sprinkled with a tablespoon of wheat germ for energizing chlorophyll, vitamins, minerals, and fiber, and either brown rice, oats, or another whole grain for a daily dose of the B-complex vitamins. Eating well after weight loss surgery is as simple as focusing on the good foods that can be enjoyed instead of the unhealthy foods that should be avoided. (Suite101.com)
America's prettiest fall drives Sep 16, 2009
Once cold nights and short days cue the coming winter, deciduous trees, in an effort to conserve much-needed energy for the winter, drain chlorophyll from their leaves leaving behind the bright pigments that were masked there during the warm months. advertisement. (MSNBC -- Travel)
Eat a High Fiber Diet Sep 12, 2009
Take Advantage of Chlorophyll. Structurally similar to hemoglobin, the oxygen and iron-carrying component of blood, chlorophyll is a healing anti-inflammatory substance ... and all lettuces except iceberg have high chlorophyll content. (Suite101.com)
Natural Compounds, Chemotherapeutic Drugs May Become Partners In Cancer Therapy Sep 8, 2009
A new study just published in the International Journal of Cancer examined the activity of chlorophyllin and found that, on a dose-by-dose basis, it was 10 times more potent at causing death of colon cancer cells than hydroxyurea, a chemotherapeutic drug commonly used in cancer treatment. Beyond that, chlorophyllin kills cancer cells by blocking the same phase of cellular division that hydroxyurea does, but by a different mechanism ... We conclude that chlorophyllin has the potential to be... (Science Daily)
New genomic model defines microbes by diet -- provides tool for tracking environmental change Sep 8, 2009
" Cavicchioli said the researchers plan to apply the model to studying the microbial communities' relationships with climate change. As an example, he cites the end of phytoplankton bloom, which is believed to be relatively nutrient rich even in the absence of a chlorophyll spike. "A natural extension is to assess and monitor gene function," he said. "Now that we know 'who' is present, and what their 'lifestyle' is, we can ask, what exactly are they doing assessing function. " ### Other... (EurekAlert!)
Chlorella Algae, Nutrition Suppleme... Sep 7, 2009
The most obvious nutrient present is chlorophyll, which is what gives it and most plants its characteristic green color. Chlorophyll is chemically very similar to hemoglobin in human blood, except for the atom in the center being magnesium instead of iron. (Suite101.com)
Growing Green Roofs Sep 5, 2009
Measurements of chlorophyll fluorescence were taken to monitor the health of the plants during a variety of environmental conditions. Plants were monitored over the course of four years. (Science Daily)
Quantum Entanglement, Photosynthesis and Better Solar Cells Sep 2, 2009
Note: This article was originally printed with the title, "Chlorophyll Power.". Already a Digital subscriber. (Scientific American)
A is for alphabet books that teach and entertain Aug 31, 2009
Autumn opens the alphabet with an explanation of the changing leaves: The green pigment chlorophyll dominates during a tree's growing season but weakens toward the end of summer, allowing for oranges, reds, yellows and browns to emerge. The record for the most lit jack-o'-lanterns on display is 30,128 in Boston in October 2006. (Orangeburg Times and Democrat, SC)
Scientists Hone Technique To Safeguard Water Supplies Aug 31, 2009
30, 2009) A method to detect contaminants in municipal water supplies has undergone further refinements by two Oak Ridge National Laboratory researchers whose findings are published on line in Water Environment Research. The new work demonstrates that the technology that uses algae as sentinels has broader applications than previously reported, according to authors Miguel Rodriguez Jr. and Elias Greenbaum of the Department of Energy's ORNL. For example, under real-world operating conditions, the... (Science Daily)
Orchids And Fungi -- Partners For Life Aug 23, 2009
These orchids have no chlorophyll and rely on fungi colonizing their roots for their carbon supply. The plants, which grow on the ground in mountain forests, were collected from 10 different sampling sites in diverse parts of Thailand. (Science Daily)
Why More Autumn Leaves Are Red In America And Yellow In Europe: New Theory Aug 18, 2009
The green of a tree's leaves is from the larger proportion of the chlorophyll pigment in the leaves ... When the green chlorophyll in leaves diminishes, the yellow pigments that already exist become dominant and give their color to the leaves ... Red autumn leaves result from a different process: As the chlorophyll diminishes, a red pigment, anthocyanin, which was not previously present, is produced in the leaf. (Science Daily)
What are hydroponically grown plants? Aug 17, 2009
Those include nitrogen and magnesium, which is at the core of the chlorophyll molecule. The key insight is that all the things a plant ordinarily gets from soil can instead be taken up from water containing dissolved nutrients. (Boston Globe)
Trace Plant Nutrients in the Organi... Aug 4, 2009
Plants need iron to form chlorophyll, which gives its rich, green color ... Like iron, manganese plays a role in chlorophyll production. (Suite101.com)
Why do leaves change color in the fall? Jul 24, 2009
The leaves of trees and other plants contain three main pigments: carotene, anthocyanin, and the photosynthetic pigment, chlorophyll, which captures the suns energy to make food for plants. As the most abundant pigment, chlorophyll is what gives leaves their green hue in spring and summer ... When this happens, chlorophyll disintegrates rapidly, letting carotene shine through as the yellow in maple, aspen and birch leaves. (Why Files)
'Lab On A Chip' To Give Growers Real-time Glimpse Into Water Stress In Plants Jul 23, 2009
13, 2008) Measurement of chlorophyll fluorescence is an effective way of determining how well plants can cope with low-water conditions. The technique allows a quantitative and precise determination of. (Science Daily)
The Indian Pipe of the Forest Jul 22, 2009
Unlike green plants, which contain chlorophyll to aid in the process of photosynthesis the use of sunlight to convert carbon dioxide and water to carbohydrates, which feed the plant the Indian Pipe does not contain chlorophyll. It turns from its waxy, white form to black when it is picked, damaged or dried out. (Suite101.com)
Dye-Sensitized Solar Power Jul 18, 2009
The technique is similar to that used by plants when they use chlorophyll to turn sunlight into energy. Affordable and Tough Solar Panel Systems. (Suite101.com)
Artificial Leaf Development: Structure Of Artificial Light Harvesting Antenna Determined Jul 14, 2009
ScienceDaily (July 13, 2009) An international team of researchers has modified chlorophyll from an alga so that it resembles the extremely efficient light antennae of bacteria ... These chlorosomes are made up of chlorophyll molecules ... rzburg in Huub de Groot's team modified chlorophylls from the alga Spirulina, such that they resembled the pigments of bacteria. (Science Daily)
Making Oxygen through Transformatio... Jul 6, 2009
This is a chemical energy transformation process which occurs as sunlight interacts with the chlorophyll in green plants to produce oxygen. Plants, such as algae, use leaves as solar collectors to collect energy from the sun. (Suite101.com)
Organic Disease Control of Strawber... Jun 29, 2009
This causes the plant to be unable to absorb iron or manganese from the soil, which affects chlorophyll production. The diseased plants will have yellow or variegated yellow and green leaves. (Suite101.com)
Producers provide land for University research field trials (2) Jun 28, 2009
The high levels of nitrate-nitrogen appear to interfere with the metabolism of iron in the plant in the formation of the chlorophyll molecule. Studies continue, but research conducted on Kjesbo's farm held an important key for managing iron chlorosis. (Minnesota Farm Guide, MN)
Making Your "Black" Plants Really D... Jun 27, 2009
Start getting into shade and that purple color starts fading and the chlorophyll which accounts for the green color of most plant begins to dominate ... It doesn't have enough chlorophyll to protect it from strong sunlight ... It doesn't have enough sun to keep that same chlorophyll from dominating. (Suite101.com)
Pioneer Talks Crops Jun 26, 2009
Leaves emerging from the whorls have yet to develop a full array of chlorophyll molecules leaving leaves yellow. A few days of sunlight generates chlorophyll molecules and leaves begin to turn green. (Agri-View, WI)
Photosynthesis Surprise: Key Metal Swapped May 23, 2009
In the heart of every green leaf are pigments called chlorophyll, which not only give most plants their color, but also along with the yellow and orange carotenoid pigments, are key molecules that harvest light across the spectrum. In all plant chlorophylls, only one particular metal, magnesium, is held tightly within the molecule's center ... The center stage of photosynthesis is the reaction center, where light energy is funneled into specialized chlorophyll binding proteins. (Science Daily)
Real spring green - Vegetables pack in vitamins and variety of fresh flavors May 22, 2009
With any green vegetable you have 7 minutes of cooking before the chlorophyll is denatured to the point where the plant becomes olive drab in color. Using a lot of boiling water to cook a modest amount of greens takes only 3 to 5 minutes, leaving you a margin of several minutes for additional heating at the end of the recipe. (Missoulian, MT)
Ducklings quickly learn moms lessons May 17, 2009
Its green chlorophyll that does the job. Chlorophyll is a magical substance that can take water and carbon dioxide and, with the aid of sunlight, produce starches and sugars that we directly or indirectly rely upon for our daily bread. (Forest Republican, WI)
The new greens May 17, 2009
Full of anti-oxidants known as chalcones and chlorophyll, the herb is a potent immune-booster and blood cleanser, and acts as a diuretic to remove toxins, as well as helping to improve blood circulation. Studies have shown Ashitaba to be able to treat hypertension, menstrual cramps and pains, and inhibit skin and lung cancer. (The Star Online, Malaysia)
Astronomer To Search Space For Precursors Of Life May 7, 2009
In faraway galaxies and stellar nurseries, astronomers have detected complex organic sugar and hydrocarbon molecules that are key components in chlorophyll in plants and RNA. Bergin expects to detect tens if not hundreds of these kinds of compounds---some of which have never been found before outside the Earth. He is also involved in a Herschel project to look for water molecules in space. (Science Daily)
New Energy Source? Bacteria Harvest Light May 5, 2009
ScienceDaily (May 5, 2009) An international team of scientists has determined the structure of the chlorophyll molecules in green bacteria that are responsible for harvesting light energy ... The scientists found that the chlorophylls are highly efficient at harvesting light energy ... "We found that the orientation of the chlorophyll molecules make green bacteria extremely efficient at harvesting light," said Donald Bryant, Ernest C. Pollard Professor of Biotechnology at Penn State and one of... (Science Daily)
Lainie Steelman: Asparagus has arrived May 2, 2009
If there s no light, there s no chlorophyll to turn it green. Fresh white asparagus is hard to come by in the United States it s more common in Europe but you can find it canned in jars. (Belmont Citizen Herald, MA)
Ten top superfoods May 1, 2009
Olive oil is rich in monounsaturated fat and antioxidants like chlorophyll, carotenoids and vitamin E.. Substituting olive oil, a monounsaturated fat, for saturated fats or polyunsaturated fats can. (iAfrica.com)
Could Cleaning Up Air Pollution Actually Speed Up Global Warming? Apr 28, 2009
That apparent benefit is because plants do their the chemical process that uses chlorophyll in their leaves to turn sunlight and carbon dioxide (CO2) into plant food and oxygen under so-called diffuse radiation, or hazy skies, that scatters the sunlight, thereby distributing it more evenly. Ecosystem modeler Lina Mercado from the Center for Ecology and Hydrology headquartered in Wallingford, England, and her colleagues' study, published in , found that plants stored 23. (Scientific American)
Plants Need Nutrients Apr 19, 2009
In plants, nitrogen is part of chlorophyll ... It helps promote development of plant vitamins and enzymes and assists in the production of chlorophyll ... Iron (Fe):Necessary for chlorophyll formation. (Suite101.com)
Apples' autumn colour change clue Apr 16, 2009
These are pigment molecules present year-round, normally serving to protect chlorophyll - the green-coloured molecule at the heart of photosynthesis - from damage caused by sunlight. In the autumn, as chlorophyll is actively broken down in the leaves, the carotenoids become visible. (BBC News -- Science)
What colour are you eating? Mar 25, 2009
The natural plant pigment chlorophyll colours green fruits and vegetables. The green foods represents foods rich in isothiocyanates, which induce enzymes in the liver that assist the body in removing potentially dangerous compounds. (India Times, India)
Species Adaptations to Estuarine Co... Mar 23, 2009
Photoacclimation (shade adaptation) has been shown to increase chlorophyll in phytoplankton that are exposed to low light intensity ... Chlorophyll will respond to the light intensity it is exposed to ... If in a well-shaded or light-limited depths productivity will decrease but there will be increased cellular chlorophyll content. (Suite101.com)
New View Of Oceanic Phytoplankton Mar 22, 2009
10, 1999) The 1997-98 El Ni;o/La Ni;a had an unprecedented roller-coaster effect on the oceanic food chain across a vast swath of the Pacific, plunging chlorophyll levels to the lowest ever. (Sep. (Science Daily)
Oil From Algae Mar 14, 2009
Algae are one-celled plants that contain chlorophyll and have no true roots, stems or leaves. And here's the reason algae are generating excitement as a source of energy: some strains of algae, especially microalgae measuring less than 0. (Suite101.com)
A Handful of Soil Mar 13, 2009
Plants require nitrogen to produce chlorophyll. However, they can t take nitrogen from the air. (Suite101.com)
Discovering The Secret Code Behind Photosynthesis Mar 10, 2009
9, 2008) Scientists want to make micro-algae "less green." That is, they hope to modify the tiny organisms so as to minimize the number of chlorophyll molecules needed to harvest light without. (Jan. (Science Daily)
Season with a splash Mar 4, 2009
The most obvious negative effect of acidity is that it discolors green vegetables, turning them olive drab (it changes the chemical structure of the chlorophyll pigment). But wait. (Corvallis Gazette Times, OR)
The unintended consequences of changing nature's balance Feb 17, 2009
When vegetation dies off, the sharp drop in chlorophyll content reduces near-infrared reflectance in a way that can be recorded. "You can clearly see the difference between healthy and dead plants in our images," Lucieer said. (International Herald Tribune -- Health)
