North America's carbon cycle

University of Delaware associate professor Rodrigo Vargas and more than 200 experts from the United States, Canada and Mexico recently unveiled Second State of the Carbon Cycle Report (SOCCR2), a state-of-the-art assessment ...

The solid Earth breathes

The solid Earth breathes as volcanoes "exhale" gases like carbon dioxide (CO2)—which are essential in regulating global climate—while carbon ultimately from CO2 returns into the deep Earth when oceanic tectonic plates ...

Detecting ethylene, the fruit ripening hormone

Ethylene is a gaseous plant hormone which regulates a wide range of biological processes in plants. It is associated with the ripening processes in a number of fruits such as apples and pears. Better understanding of the ...

Why photosynthesis works better for some plants than others

RuBisCO plays a key role in photosynthesis and is one of the most abundant enzymes in the world. A Japanese research team has revealed how charge distribution on RuBisCO's active sites is linked to the enzyme's ability to ...

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