_:genid1 "Free to use with credit to the original figure source."^^ . "emissions-amazon-tropical-canopy" . "2.3"^^ . "Emissions in the Amazon tropical canopy"^^ . "Retrieved January 2015 from NASA JPL"^^ . "The observational campaign in the Amazon Basin measures key environmental variables, including light and temperature, that drive biogenic emissions of volatile organic compounds from the canopy. (Source: NASA/JPL-Caltech)"^^ . _:genid1 . . . . . . _:genid2 . _:genid2 . _:genid2 . _:genid2 .