воскресенье, 22 ноября 2015 г.

ESA satellite is studying the health of terrestrial plants by their glow

The European Space Agency is planning to monitor the health of the global vegetation, monitor its condition from space via satellite FLEX. The sensors of the satellite will "read" the information about the flora of the Earth imperceptible to the human eye glow, which produces the plant during the life processes.
According to the European Space Agency (ESA), during the process of converting sunlight and carbon dioxide in the atmosphere in energy plants emit a faint glow. Ordinary eye did not see, but from outer space, using special equipment can be. Glow can tell whether the plant is healthy, whether it is experiencing stress, and the state of the earth's flora in general. To read the data, ESA plans to launch in 2022, the year the eighth satellite to study the Earth, which will be called "Researcher radiation» (Fluorescence Explorer, or abbreviated as FLEX).
The European Space Agency hopes that the satellite will help scientists better understand the interactions between plants and the atmosphere, photosynthesis and its impact. "The conversion of carbon dioxide and water with the help of light in organic matter is one of the fundamental processes taking place in the world", - the ESA.
It is planned that the FLEX will orbit in tandem with research satellites for program Copernicus Sentinel-3. Recall, the first satellite "All» (Sentinel-1A) of the "Copernicus" was successfully launched last spring. The purpose of the project - the Global Monitoring for Environment and Security. Samu ESA program called "the second most important initiative of the European Union after the global navigation system Galileo». In general, the agency plans to create a network of satellites, collecting a vast array of different data on the state of the Earth. All these indicators after treatment and comparison will have to give a full picture of the changes taking place on the planet. In particular, Sentinel-3 can measure the colors of the earth and the ocean, the surface temperature of the planet, as well as to study the surface topography of the continents and ice-covered regions of the Arctic and Antarctic.
Thermal and optical sensors Sentinel-3 satellite FLEX will assist in the collection of data, making a comprehensive package of measurements. «FLEX will allow us to obtain new information on plant productivity, which we can use to support the agricultural sector, the development of the bioeconomy and understanding of the ecosystem as a whole", - said General Director of ESA Jan Werner.

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