One way is to study the pollen left in lake sediments by wind-pollinated plants that once grew in the lake's vicinity.
(One way; is; to study the pollen) (One way; to study; the pollen left in lake sediments by wind-pollinated plants) (the pollen; left; L:in lake sediments; by wind-pollinated plants) (wind-pollinated plants; grew; L:in the lake's vicinity; T:once)
One way One way the pollen wind-pollinated plants
is to study left grew
to study the pollen
the pollen left in lake sediments by wind-pollinated plants
L:in lake sediments by wind-pollinated plants
L:in the lake's vicinity T:once