By examining rocks at the bottom of ancient oceans, an international group of researchers have revealed that arsenic concentrations in the oceans have varied greatly over time. But also that in the very early oceans, arsenic ...
Earth Sciences
Dec 4, 2015
0
614
The rising atmospheric concentration of carbon dioxide (CO2), chief among the greenhouse gases fueling global warming and climate change, is beneficial for the physiology of sorghum, an economically and nutritionally important ...
Biotechnology
Nov 30, 2015
1
0
This year is on track to be a record 1 degree Celsius (1.8 degrees Fahrenheit) hotter than the pre-industrial average, hitting a symbolic milestone in the global warming that scientists blame on human activities, Britain's ...
Environment
Nov 9, 2015
0
33
Scientists busy poring over more than a year of data from NASA's Orbiting Carbon Observatory-2 (OCO-2) mission are seeing patterns emerge as they seek answers to the science questions that drive the mission.
Earth Sciences
Oct 30, 2015
0
30
NASA's TIMED mission, short for Thermosphere, Ionosphere, Mesosphere Energetics and Dynamics, has confirmed a surprisingly fast carbon dioxide increase in Earth's upper atmosphere, raising questions about how different layers ...
Environment
Oct 29, 2015
4
102
Variations in the amount of oxygen in Earth's atmosphere significantly altered global climate throughout the planet's history. Efforts to reconstruct past climates must include this previously overlooked factor, a new University ...
Earth Sciences
Jun 11, 2015
17
1311
In another ominous sign of human-caused climate change, US government scientists said Wednesday that global carbon dioxide concentrations have reached a new monthly record of 400 parts per million.
Environment
May 6, 2015
113
131
A research group is the first in the world to identify the gene that controls starch synthesis in plants. Their study, entitled "CO2 Responsive CCT protein, CRCT Is a Positive Regulator of Starch Synthesis in Vegetative Organs ...
Other
Mar 17, 2015
0
6
The tunable laser spectrometer in the SAM (Sample Analysis at Mars) instrument of the Curiosity robot has unequivocally detected an episodic increase in the concentration of methane in Mars' atmosphere after an exhaustive ...
Space Exploration
Feb 27, 2015
17
3889
Four new NASA Earth-observing missions are collecting data from space – with a fifth newly in orbit – after the busiest year of NASA Earth science launches in more than a decade.
Earth Sciences
Feb 27, 2015
0
14
