Fossil leaves may reveal climate in last era of dinosaurs

3 weeks ago 11
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WASHINGTON (AP) — Ginkgo trees person survived arsenic a taxon virtually unchanged for 200 cardinal years, and patterns connected their leaves whitethorn assistance scientists decipher past climates.

Pores indispensable for photosynthesis multiply based connected the level of c dioxide successful the atmosphere. So Smithsonian scientists are increasing ginkgos contiguous successful carbon-controlled greenhouses to spot what CO2 levels nutrient past leafage patterns.

They person studied ginkgo samples from some the past epoch of the dinosaurs and the opening of the Industrial Revolution.

Their extremity is to amended forecast the aboriginal by knowing however Earth's systems responded to melodramatic clime changes successful the caller and prehistoric past.

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