On Monday, October 12, 2020, the German Research Vessel Polarstern sailed back into its homeport after completing a remarkable expedition to the Arctic Ocean. This day marked the end of the fieldwork portion of the 2019-2020 MOSAiC expedition in which hundreds of scientists from around the world spent a year in the Arctic gathering important climate datasets.
Now a Virtual
Melissa Lau spent a month in the tundra ecosystem gathering data using a device called a Greenseeker. This device measures exactly how green a plant is by calculating its NDVI or Normalized Difference Vegetation Index. In this lesson, students will explore light waves, how they interact with plants, and find out how green is green.