Sentences with phrase «past giant sequoia»

The scientists make their way downfield past wood from South Africa, past 5,000 - year - old bristlecone pine, pale with spidery whorls, past giant sequoia, its slabs like the paws of defensive tackles.

Not exact matches

The new research extends Swetnam's previous tree - ring fire history for giant sequoias another 1,000 years into the past.

Knowing how giant sequoia trees responded to a 500 - year warm spell in the past is important because scientists predict that climate change will probably subject the trees to such a warm, dry environment again, said Swetnam, a UA professor of dendrochronology and director of UA's Laboratory of Tree - Ring Research.