Geochemistry News
April 27, 2017

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updated 12:41pm EDT

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April 27, 2017

Are the Paris Soil Carbon Sequestration Goals Unrealistic?

Apr. 21, 2017 — The goal to offset rises in atmospheric greenhouse gas concentrations by increasing soil carbon storage by 4 per mille (0.4%) per year is unrealistic, say scientists in a new ... read more

Apr. 19, 2017 — Volcanologists spent two weeks collecting samples from Yasur, a continuously erupting volcano on Tanna, an island in the remote South Pacific archipelago of Vanuatu, to study its chemical composition ... read more

Grand Challenges to Better Prepare for Volcanic Eruptions

Apr. 19, 2017 — Despite broad understanding of volcanoes, our ability to predict the timing, duration, type, size, and consequences of volcanic eruptions is limited, says a new report. To improve eruption ... read more

Apr. 19, 2017 — The way that nanoparticles behave in the environment is extremely complex. There is currently a lack of systematic experimental data to help understand them comprehensively, as environmental ... read more

Degradable Electronic Components Created from Corn Starch

Apr. 19, 2017 — As consumers upgrade their gadgets at an increasing pace, the amount of electronic waste we generate continues to mount. To help combat this environmental problem, researchers have modified a ... read more

Apr. 19, 2017 — The mechanism behind oil synthesis within microalgae cells has now been revealed by a research team. This discovery could contribute to the development of biofuels, they ... read more

How Campuses Can Measure Their Nitrogen Footprints

Apr. 18, 2017 — A new groundbreaking initiative helps researchers to measure and reduce the nitrogen footprint left behind by campus activities like food waste and energy consumption. The publication outlines ... read more

Researchers Capture Excess Photon Energy to Produce Solar Fuels

Apr. 18, 2017 — Scientists have developed a proof-of-principle photoelectrochemical cell capable of capturing excess photon energy normally lost to generating ... read more

Apr. 17, 2017 — Since 2007, scientists have been searching to find the cause of a sudden and unexpected global rise in atmospheric methane, a potent greenhouse gas, following almost a decade in which concentrations ... read more

Cover Crops May Be Used to Mitigate and Adapt to Climate Change

Apr. 17, 2017 — Cover crops long have been touted for their ability to reduce erosion, fix atmospheric nitrogen, reduce nitrogen leaching and improve soil health, but they also may play an important role in ... read more

'Detergent' Molecules May Be Driving Fluctuations in Atmospheric Methane Concentrations

Apr. 17, 2017 — Researchers have found that changes in the amount of hydroxyl in the atmosphere may be responsible for the recent increase in global methane that started in ... read more

Apr. 17, 2017 — Using mud pulled from the bottom of a tropical lake, researchers at have gained a new grasp of how ancient microbes made methane in the complex iron chemistry of the early ... read more

Models, Observations Not So Far Apart on Planet's Response to Greenhouse Gas Emissions

Apr. 17, 2017 — Recent observations suggest less long-term warming, or climate sensitivity, than the predicted by climate models. But the mismatch is resolved by factoring in that Earth is still in the early stages ... read more

Apr. 13, 2017 — While it's easy to condense water from humid air, machines that harvest water from drier air require energy. Researchers have created the first water harvester that uses only ambient sunlight. ... read more

Battery Prototype Powered by Atmospheric Nitrogen

Apr. 13, 2017 — As the most abundant gas in Earth's atmosphere, nitrogen has been an attractive option as a source of renewable energy. But nitrogen gas doesn't break apart under normal conditions, ... read more

Apr. 13, 2017 — What is the volume of water in lakes on Earth? Using a mathematical analysis, researchers now suggest that the mean depth of lakes is 30 per cent lower than previously estimated. Shallower lakes ... read more

Next 10 Years Critical for Achieving Climate Change Goals

Apr. 13, 2017 — In order to have a good chance of meeting the limits set by the Paris Agreement, it will be necessary to both reduce greenhouse gas emissions while preserving carbon sinks, with net emissions peaking ... read more

Apr. 12, 2017 — Microbes in streams flowing on the surface of glaciers in the Arctic and Antarctic may represent a previously underestimated source of organic material and be part of an as yet undiscovered ... read more

US Streams Carry Surprisingly Extensive Mixture of Pollutants

Apr. 12, 2017 — Many US waterways carry a variety of pollutants, but not much is known about the composition or health effects of these chemical combinations. A new in-depth study, however, is providing insight as ... read more

Using Tropical Microbes to Improve the Environment

Apr. 18, 2017 — Researchers are harnessing properties in tropical microbes to address a variety of environmental, agricultural and aquacultural ... read more

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