“This accidental discovery really gave a critical data point,” said Ning Zeng, a University of Maryland climate scientist whose team unearthed the ancient chunk of wood. “It’s a single ...

He and his colleagues were digging a trench in the Canadian province of Quebec, one that they planned to fill with 35 metric tons of wood, cover with clay soil, and let sit for nine years.

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.

When you use links on our website, we may earn a fee. The best wood stoves combine old-world charm with new-age environmental efficiency to heat your home, and usually at a lower cost than ...