Giant redwoods are so tall, so dense, and so crowded in the canopy, that some ground areas get virtually no sunlight, and little grows beneath these skyscrapers of the forest.
(some ground areas; get; virtually no sunlight) Context(some ground areas get,List([73, 94))):(Giant redwoods; are; so tall, so dense, and so crowded in the canopy)
some ground areas get,List([73, 94))
some ground areas Giant redwoods
get are
virtually no sunlight
so tall, so dense, and so crowded in the canopy