New answers tagged exoplanet
0
This is still a bit vague - it's tough for a satellite to detect plants (with or without specifically looking for a chlorophyll signature) at low spatial density in a desert. If your hypothetical exoplanet were covered in a thick layer of cyanobacteria the signal would be much greater than the signal from a copy of Earth.
However, AFAIK the best we've done ...
7
Detecting chlorophyl on exoplanets is definitely something people are interested in: see this paper (published as
"Detecting biomarkers on an exo-Earth", Timothy D. Brandt, David S. Spiegel, Proceedings of the National Academy of Sciences Sep 2014, 111 (37) 13278-13283; DOI: 10.1073/pnas.1407296111), for instance. On the assumption that people are writing ...
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