Super-food for clean energy- The Nano-Stuff

Methuselah, a bristlecone pine in California, is the oldest confirmed living tree at ~4,850 years — older than the Great Pyramid. (Conservation Intl)

A neighbouring bristlecone pine, cored in 1957, was estimated over 5,000 years old — but the sample was lost, so it’s never been confirmed. (History.com)

Prometheus, a bristlecone pine in Nevada, was felled for study in 1964 and found to be about 4,862–4,900 years old. (EarthDate)

Chile’s ‘Gran Abuelo’, a Patagonian cypress, is modelled at ~5,400 years old — possibly older than Methuselah, though contested. (EarthDate)