What could you hypothesize if remote-sensing data showed abnormally high levels of the color of light reflected by chlorophyll coming from this area now compared with the past 10 years

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.