OurChangingPlanet
LifeScience
Asyouread,thinkabouthowthisscientistusesobservationstofindasolutiontoa problem.
![](/nationalgeographic/pioneer_may_2020/flying_flowers_of_rwanda/1131392/narayanan.240_0_1.png)
ByecologistandNationalGeographicExplorerErasme Uyizeye
CandragonflieshelpsaveRugeziMarsh?
LakeBurera, Rwanda
Asyouread,thinkabouthowthisscientistusesobservationstofindasolutiontoa problem.
ByecologistandNationalGeographicExplorerErasme Uyizeye
CandragonflieshelpsaveRugeziMarsh?
LakeBurera, Rwanda