Was Earth already heating up, or did global warming reverse a long-term cooling trend?

Evidence in Earth’s natural archives, from tree rings to seafloor sediments, points to one trend. Some climate models suggest another. Here’s why are important.

Darrell Kaufman, Professor of Earth and Environmental Sciences, Northern Arizona University • conversation
Feb. 15, 2023 • ~7 min

How using tree rings to look into the past can teach us about the climate changes we face in the future

Tree rings carry a wealth of information, which can be used to uncover climate data from hundreds of years ago.

Mary Gagen, Professor of Physical Geography, Swansea University • conversation
Nov. 2, 2021 • ~7 min

Forests go into growth 'overdrive' to recover from drought – new study

Trees may be more resilient to future dry spells than scientists first thought.

Alistair Jump, Professor of Plant Ecology, University of Stirling • conversation
Jan. 18, 2021 • ~6 min

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