A new look at the diets of ancient African hominids shows a game changer occurred about 3.5 million years ago when some members added grasses or sedges to their menus according to a new study ... - Read More
Lignocellulosic waste such as sawdust or straw can be used to produce biofuel but only if the long cellulose and xylan chains can be successfully broken down into smaller sugar molecules To do this fungi ... - Read More
Functional calcium imaging in the antennal lobes of a female Manduca sexta moth Different activation patterns red spots can be observed depending on whether the moths respond to Z 3 hexenyl acetate or E 2 ... - Read More
If the climate continues to evolve as predicted by the Intergovernmental Panel on Climate Change the United States stands little to no chance of satisfying its current biofuel goals according to a new study by ... - Read More
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
Trace gases and aerosols are major factors influencing the climate With the help of highly complex installations such as MIPAS on board of the ENVISAT satellite researchers try to better understand the processes in the ... - Read More
Lipids right panel first three tubes derived from grapefruit GNVs can efficiently deliver a variety of therapeutic agents including DNA RNA DIR GNVs proteins and anti cancer drugs GNVs Drugs as demonstrated in this study ... - Read More
The Amazon rain forest popularly known as the lungs of the planet inhales carbon dioxide as it exudes oxygen Plants use carbon dioxide from the air to grow parts that eventually fall to the ground ... - Read More
What happened the last time a vegetated Earth shifted from an extremely cold climate to desert like conditions And what does it tell us about climate change today John Isbell is on a quest to ... - Read More
When UC Santa Barbara doctoral student Seeta Sistla and her adviser environmental studies professor Josh Schimel went north not long ago to study how long term warming in the Arctic affects carbon storage they had ... - Read More
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
Naturally occurring keystone molecules that have powerful behavioral effects on diverse organisms often play large but unrecognized roles in structuring ecosystems according to a theory proposed in the June issue of BioScience The authors of ... - Read More
You know that summer is here when juicy red strawberries start to appear on the shelves In Germany this seasonal fruit has never been more popular on average 3.5 kilos per head were consumed in ... - Read More
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
Anyone who has seen pictures of the giant red hot cauldrons in which steel is made fed by vast amounts of carbon and belching flame and smoke would not be surprised to learn that steelmaking ... - Read More
Using the same devious mechanism that enables some bacteria to shrug off powerful antibiotics scientists have developed solar powered nanofilters that remove antibiotics from the water in lakes and rivers twice as efficiently as the ... - Read More
New discoveries of the way plants transport important substances across their biological membranes to resist toxic metals and pests increase salt and drought tolerance control water loss and store sugar can have profound implications for ... - Read More
Can lasers perform welds precisely and reliably in the midst of thundering machinery The prototype of a new laser welder developed by an international team of researchers has now withstood the worst At INTEGASA and ... - Read More
A smart combination of different crops such as beans and maize can significantly cut the use of crop protection agents and at the same time reduce the need for fertilizers Integrating ecological knowledge from nature ... - Read More
In the spring following a forest fire trees that survived the blaze explode in new growth and plants sprout in abundance from the scorched earth For centuries it was a mystery how seeds some long ... - Read More
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