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News articles about "Geochemistry"

Just what makes that little old ant… change a flower's nectar content?

sugar
Ants play a variety of important roles in many ecosystems As frequent visitors to flowers they can benefit plants in their role as pollinators when they forage on sugar rich nectar However a new study ... - Read More

What planets are made of: Findings establish counterintuitive potential planet-forming materials

Planets
A team of researchers led by Artem R Oganov a professor of theoretical crystallography in the Department of Geosciences has made a startling prediction that challenges existing chemical models and current understanding of planetary interiors ... - Read More

Ancient Earth crust stored in deep mantle

Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust But decisive evidence for this phenomenon has proven elusive New research from a team including Carnegie's Erik ... - Read More

Microscopic dust particles found in underground railways may pose health risk

New research from the University of Southampton has found that working or travelling on an underground railway for a sustained period of time could have health implications Share This See Also Workplace Health Health Policy ... - Read More

Strengthening legumes to tackle fertilizer pollution

Fertilizer
The overuse of nitrogen fertilizers in agriculture can wreak havoc on waterways health and the environment Share This See Also Soil Types Organic Agriculture and Food Geochemistry Air Pollution Acid Rain Legume Sustainable agriculture Fertilizer ... - Read More

Source of organic matter affects Bay water quality

organic matter
Each time it rains runoff carries an earthy tea steeped from leaf litter crop residue soil and other organic materials into the storm drains and streams that feed Chesapeake Bay Share This See Also Sustainability ... - 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

Scientists cage dead zebras in Africa to understand the spread of anthrax

Bacteria, bacteria
Scavengers might not play as key a role in spreading anthrax through wildlife populations as previously assumed according to findings from a small study conducted in Etosha National Park in northern Namibia Share This See ... - 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

Massive amounts of charcoal enter the worlds' oceans

Oceans
Wild fire residue is washed out of the soil and transported to the sea by rivers Share This See Also Global Warming Geochemistry Forest Climate Environmental Issues Air Quality Sediment Soil science Carbon cycle Activated ... - Read More

Global warming: 'Black carbon' flowing from soil to oceans

A smaller proportion of black carbon created during combustion will remain in soil than have been estimated before Contrary to previous understanding burying black carbon in the ground in order to restrain climate change will ... - Read More

Cutting specific pollutants would slow sea level rise, research indicates

Pollutants, sea
With coastal areas bracing for rising sea levels new research indicates that cutting emissions of certain pollutants can greatly slow down sea level rise this century Share This See Also Global Warming Climate Air Quality ... - Read More

New technique measures evaporation globally

Evaporation
Researchers at Columbia Engineering and Boston University have developed the first method to map evaporation globally using weather stations which will help scientists evaluate water resource management assess recent trends of evaporation throughout the globe ... - Read More

Reaction rates of second key atmospheric component measured

Researchers at Sandia National Laboratories' Combustion Research Facility the University of Manchester Bristol University University of Southampton and Hong Kong Polytechnic have successfully measured reaction rates of a second Criegee intermediate CH3CHOO and proven that ... - Read More

Major Symposium on Arsenic Contamination in Food and Water Supplies

manufacturers stopped adding it to common household products ” Other speakers in the symposium focused on the ongoing problem of arsenic contamination in the 21st century Arsenic occurs naturally in elevated concentrations in the soil ... - Read More

Surf's up: Turbulence tells sea urchins to settle down

sea
Tumbling in the waves as they hit a rocky shore tells purple sea urchin larvae it's time to settle down and look for a spot to grow into an adult researchers at the University of ... - Read More

Why going green is good chemistry

Green
Shaken not stirred is the essence of new research that's showing promise in creating the chemical reactions necessary for industries such as pharmaceutical companies but eliminating the resulting waste from traditional methods Share This See ... - Read More

Rapid climate change and the role of the Southern Ocean

Ocean, Climate change, Climate change, Climate, Ocean, climate
Scientists from Cardiff University and the University of Barcelona have discovered new clues about past rapid climate change Share This See Also Global Warming Oceanography Climate Earth Science Geography Geochemistry Carbon cycle Ocean acidification Phytoplankton ... - Read More

Origin of life: Power behind primordial soup discovered

Earth, earth
Researchers at the University of Leeds may have solved a key puzzle about how objects from space could have kindled life on Earth Share This See Also Geochemistry Near Earth Object Impacts Origin of Life ... - Read More
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