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News articles about "Photosynthesis"

Carbon dioxide absorption in Antarctic seas

Carbon, Carbon dioxide, Carbon dioxide, carbon
The seas around Antarctica can at times resemble a garden Large scale experiments where scientists spray iron into the waters literally fertilizing phytoplankton have created huge human made algal blooms Such geoengineering experiments produce diatoms ... - Read More

Iron fertilization, process of putting iron into ocean to help capture carbon, could backfire

Ocean, Carbon, Ocean, carbon
A new study on the feeding habits of ocean microbes calls into question the potential use of algal blooms to trap carbon dioxide and offset rising global levels These blooms contain iron eating microscopic phytoplankton ... - Read More

Moving Iron in Antarctica

Carbon, carbon
The seas around Antarctica can at times resemble a garden Large scale experiments where scientists spray iron into the waters literally fertilizing phytoplankton have created huge human made algal blooms Such geoengineering experiments produce diatoms ... - Read More

Chalking up a marine blooming alga: Genome fills a gap in the tree of life

marine, Marine
To World War II soldiers The White Cliffs of Dover was a morale boosting song that lifted spirits in dark times To geographers the white cliffs mark the point at which England is closest to ... - Read More

Testing artificial photosynthesis: Fully integrated microfluidic test-bed for solar-driven electrochemical energy conversion systems

Electrochemical, Photosynthesis
With the daily mean concentrations of atmospheric carbon dioxide having reached 400 parts per million for the first time in human history the need for carbon neutral alternatives to fossil fuel energy has never been ... - Read More

Elevated carbon dioxide making arid regions greener

Carbon, Carbon dioxide, Carbon dioxide, carbon
Scientists have long suspected that a flourishing of green foliage around the globe observed since the early 1980s in satellite data springs at least in part from the increasing concentration of carbon dioxide in Earth's ... - Read More

Fast-sinking jellyfish could boost the oceans' uptake of carbon dioxide

Fast, Oceans
The oceans absorb about 25 percent of the carbon dioxide CO2 emitted by human activities Since the industrial revolution they have taken up about half of the human made CO2. Billions of planktonic organisms too ... - Read More

Origins of life: In early Earth, iron helped RNA catalyze electron transfer

Earth, earth
A new study shows how complex biochemical transformations may have been possible under conditions that existed when life began on the early Earth The study shows that RNA is capable of catalyzing electron transfer under ... - Read More

In Early Earth, Iron Helped RNA Catalyze Electron Transfer

Released 5 14 2013 9 50 PM EDTEmbargo expired 5 19 2013 1 00 PM EDTSource Newsroom Georgia Institute of Technology Research Communications more news from this source May 19 2013 A new study shows ... - Read More

Artificial forest for solar water-splitting: First fully integrated artificial photosynthesis nanosystem

Photosynthesis
In the wake of the sobering news that atmospheric carbon dioxide is now at its highest level in at least three million years an important advance in the race to develop carbon neutral renewable energy ... - Read More

'Power plants': How to harvest electricity directly from plants

Plants, plants
The sun provides the most abundant source of energy on the planet However only a tiny fraction of the solar radiation on Earth is converted into useful energy To help solve this problem researchers at ... - Read More

Rethinking early atmospheric oxygen: Possibility of more dynamic biological oxygen cycle on early Earth than previously supposed

Oxygen, Oxygen, oxygen
A research team of biogeochemists at the University of California Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere arguably the most important biological event in ... - Read More

Recipe for low-cost, biomass-derived catalyst for hydrogen production

Catalyst
In a paper to be published in an upcoming issue of Energy & amp Environmental Science researchers at the U S Department of Energy's Brookhaven National Laboratory describe details of a low cost stable effective ... - Read More

Big ecosystem changes viewed through the lens of tiny carnivorous plants

Plants, Ecosystem, Ecosystem, plants
What do a pond or a lake and a carnivorous pitcher plant have in common Share This See Also Ecology Research Endangered Plants Botany Ecology Ecosystems Exotic Species Ecosystem Pitcher plant Trophic level Ecological succession ... - Read More

Insights into deadly coral bleaching could help preserve reefs: Surprising result from study of 1893 World's Fair corals

Light, Light
Coral reefs are stressed the world over and could be in mortal danger because of climate change But why do some corals die and others not even when exposed to the same environmental conditions Share ... - Read More

Biological activity alters the ability of sea spray to seed clouds

sea, biological
Ocean biology alters the chemical composition of sea spray in ways that influence its ability to form clouds over the ocean That's the conclusion of a team of scientists using a new approach to study ... - Read More

Nitrogen has key role in estimating carbon dioxide emissions from land use change

Emissions
A new global scale modeling study that takes into account nitrogen a key nutrient for plants estimates that carbon emissions from human activities on land were 40 percent higher in the 1990s than in studies ... - Read More

Nitrogen has key role in estimating CO2 emissions from land use change

Emissions
A new global scale modeling study that takes into account nitrogen a key nutrient for plants estimates that carbon emissions from human activities on land were 40 percent higher in the 1990s than in studies ... - Read More

Technique unlocks design principles of quantum biology

Quantum, Quantum
University of Chicago researchers have created a synthetic compound that mimics the complex quantum dynamics observed in photosynthesis and may enable fundamentally new routes to creating solar energy technologies Engineering quantum effects into synthetic light ... - Read More

Surprising findings on hydrogen production in green algae

New research fuels hope of efficient hydrogen production with green algae being possible in the future despite the prevailing scepticism based on previous research The study changes the view on the potential of green algae ... - Read More
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