Vessels in a tree’s xylem transport water from the roots to the rest of the plant. Hardwood tree species tend to have large ...

Trees take centuries to respond to change. But climate change is moving much faster, and forests may not survive the gap.

Have you ever noticed the strange, colorful splotches clinging to rocks, tree bark, or even old fences after a rainy day?

Sea level on Earth has been rising and falling ever since there was water on the planet. Scientists were already able to use ...

In this issue of our environmental newsletter, we see how and why grassy sidewalk strips and medians are being transformed in Boston, map what neighbourhoods are buying EVs in B.C. and Ontario, and ...

They used radiocarbon dating, counted tree rings, and measured the width of each ring in the subfossils to investigate how these trees grew in the past. These remains tell a striking story.

Trees have been around for a long time, and their rings, like pages of a book, tell stories that go back centuries.Each ring tells a story—of changing seasons, of the sunlight they have soaked in and ...

Trees are natural timekeepers, silently recording the passage of years in their rings, growth patterns, and changing foliage. Their annual rings, visible in cross-sections of trunks, tell stories ...

Science Using the ‘Magic’ of LiDAR to Map Maine’s Old-Growth Forests How conservationists and the timber industry are collaborating to save centuries-old trees.

Blue Rings in Scandinavian Trees Reveal Cold, Volcanic Summers a Century Ago Blue tree rings reveal historical cold summers linked to volcanic eruptions, offering new insights into past climate events ...

Tree cookies are a showcase for tree rings, which can tell scientists all kinds of things about the tree and the environment around it.