soeffing (35872)

Climate & Weather, Science Policy, Education, Nature & Outdoors, Geology & Earth Science, Astronomy & Space, Ecology & Environment

In oceans, streams, rivers, lakes, On a hike, In the car, At home, In snow or rain, On a walk, run, At a science center, zoo or aquarium, At night, On a lunch break

binoculars, duct tape, fitness tracker, GoPro, handheld GPS, Secchi disk, smart phone, spectrometer, tape measure, trail camera