Africa’s Oldest Baobab Trees Are Dying Suddenly
Catherine Offord | Jun 12, 2018
Although more evidence is needed to pin down a cause, researchers suspect that climate change is to blame.
Scientists Can’t Agree on What’s Making Pistachio Trees Sick
Scientists Can’t Agree on What’s Making Pistachio Trees Sick
A new study ignites debate on the cause of pistachio bushy top syndrome, a disease that has crippled farms in California, Arizona, and New Mexico.
A new study ignites debate on the cause of pistachio bushy top syndrome, a disease that has crippled farms in California, Arizona, and New Mexico.
The Weird Growth Strategy of Earth’s First Trees
Shawna Williams | Oct 24, 2017
Ancient fossils reveal how woodless trees got so big: by continuously ripping apart their xylem and knitting it back together.
Global Forest Estimate Rises 9 Percent
Aggie Mika | May 15, 2017
Dryland biomes are covered in at least 40 percent more forest than previously estimated.
19th Century Experiments Explained How Trees Lift Water
Ben Andrew Henry | Feb 1, 2017
A maple branch and shattered equipment led to the cohesion-tension theory, the counterintuitive claim that water’s movement against gravity involves no action by trees.
Distantly Related Conifers Share a Surprising Number of Cold-Tolerance Genes
Ben Andrew Henry | Dec 1, 2016
Spruce and pine and have relied on similar genetic toolkits for climate adaptation despite millions of years of evolution.
Genome Digest
Karen Zusi | Nov 19, 2015
What researchers are learning as they sequence, map, and decode species’ genomes
Global Tree Count Updated
Karen Zusi | Sep 3, 2015
Latest study puts the total number of trees on Earth at 3 trillion, well above previous estimates.
Genome Digest
Tracy Vence | Mar 20, 2014
What researchers are learning as they sequence, map, and decode species’ genomes
Older Trees Grow Faster
Bob Grant | Jan 20, 2014
Mature trees soak up more CO2 than younger ones, a study shows, overturning a bit of botanical dogma.