News tagged with green water

Understanding photosynthesis: How plants use catalytic reactions to split oxygen from water

Splitting hydrogen and oxygen from water using conventional electrolysis techniques requires considerable amounts of electrical energy. But green plants produce oxygen from water efficiently using a catalytic ...

Chemistry / Materials Science

created Apr 02, 2012 | popularity 4.8 / 5 (11) | comments 8 | with audio podcast

Solar rays could replace petroleum fuels, research shows

(PhysOrg.com) -- Alternative fuel sources for cars may have a glowing future as a Kansas State University graduate student is working to replace petroleum fuels with ones made from sunlight.

Chemistry / Materials Science

created Sep 13, 2011 | popularity 4.2 / 5 (13) | comments 13 | with audio podcast

Hydrogen fuel tech gets boost from low-cost, efficient catalyst

Scientists have engineered a cheap, abundant alternative to the expensive platinum catalyst and coupled it with a light-absorbing electrode to make hydrogen fuel from sunlight and water.

Chemistry / Materials Science

created May 02, 2011 | popularity 4.6 / 5 (11) | comments 25 | with audio podcast

Metal oxide simulations could help green technology

(PhysOrg.com) -- University of California, Davis, researchers have proposed a radical new way of thinking about the chemical reactions between water and metal oxides, the most common minerals on Earth. Their work appears ...

Chemistry / Materials Science

created Jan 10, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

How do green algae react to carbon nanotubes?

Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems ...

Nanotechnology / Nanomaterials

created Nov 04, 2011 | popularity 4 / 5 (1) | comments 3 | with audio podcast

New technique shows 50-year history of toxic algae in Lake Wingra

(PhysOrg.com) -- As public health officials worry about rising concentrations of cyanobacteria - often called blue-green algae - in lakes, scientists are concerned that a warming climate will stimulate the growth of cyanobacteria.

Space & Earth / Environment

created Oct 28, 2010 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Giant green algae slick heads towards China

A massive floating expanse of green algae is heading towards China's east coast, potentially threatening wildlife and the region's tourist industry, state media reported on Tuesday.

Space & Earth / Environment

created Jun 22, 2010 | popularity 4.4 / 5 (7) | comments 7

Aquatic ecologist studies silent killer of bald eagles

(PhysOrg.com) -- Something is killing American bald eagles, and Susan Wilde is determined to find out what. An assistant professor in the University of Georgia Warnell School of Forestry and Natural Resources, ...

Biology / Ecology

created Feb 27, 2012 | popularity 5 / 5 (2) | comments 1

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 ...

Biology / Biotechnology

created Oct 28, 2011 | popularity not rated yet | comments 0

How green are green roofs?

Covered with a growing medium and plants, green roofs can benefit a building's insulation, control storm-water drainage and remove pollution from the air, as well as provide wildlife habitats.

Biology / Ecology

created Sep 21, 2011 | popularity 4 / 5 (4) | comments 1

Researchers find green roof is a cost-effective way to keep water out of sewers

Green roofs like the one atop a Con Edison building in Long Island City, Queens can be a cost-effective way to keep water from running into sewer systems and causing overflows, Columbia University researchers have found.

Space & Earth / Environment

created May 06, 2011 | popularity 5 / 5 (2) | comments 1

Newly discovered group of algae live in both fresh water and ocean

A team of biologists has discovered an entirely new group of algae living in a variety of marine and freshwater environments. This group of algae, which the researchers dubbed "rappemonads," have DNA that ...

Biology / Cell & Microbiology

created Jan 20, 2011 | popularity 5 / 5 (5) | comments 1

Greening the high-street: big brands and the eco-revolution

Poisonous pesticides, soil pollution and water waste: high-street fashion has a lot to answer for in the environmental game. But can big brands use their global clout to drive the green revolution?

Space & Earth / Environment

created Sep 27, 2010 | popularity 5 / 5 (2) | comments 0

Wayward turtle gets TLC from wildlife vets

A female green sea turtle is being cared for at the Massey University's Wildlife Health Center in New Zealand after being found on Otaki Beach.

Biology / Ecology

created Sep 24, 2010 | popularity not rated yet | comments 0

Novel bacterial strains clear algal toxins from drinking water

Novel bacterial strains capable of neutralizing toxins produced by blue-green algae have been identified by researchers at Robert Gordon's University, Aberdeen. Aakash Welgama presented the group's findings during the Society ...

Biology / Cell & Microbiology

created Sep 07, 2009 | popularity 4.5 / 5 (2) | comments 0