Eastern Monarchs Flourish While Western Numbers Plunge
Eastern Monarchs Flourish While Western Numbers Plunge
In the last year, the butterfly’s eastern group has more than doubled its hibernation area while the other population waned. Plus, researchers are moving trees to save monarch habitat.
Eastern Monarchs Flourish While Western Numbers Plunge
Eastern Monarchs Flourish While Western Numbers Plunge

In the last year, the butterfly’s eastern group has more than doubled its hibernation area while the other population waned. Plus, researchers are moving trees to save monarch habitat.

In the last year, the butterfly’s eastern group has more than doubled its hibernation area while the other population waned. Plus, researchers are moving trees to save monarch habitat.

trees
Deforestation Tied to Changes in Disease Dynamics
Deforestation Tied to Changes in Disease Dynamics
Katarina Zimmer | Jan 29, 2019
Numerous studies link habitat destruction to malaria and other vector-borne diseases, but the relationship isn’t always clear.
A Mysterious Disease Is Killing Beech Trees
A Mysterious Disease Is Killing Beech Trees
Carolyn Wilke | Jan 22, 2019
Scientists suspect the rapidly spreading beech leaf disease is due to an unidentified microbe.
Diverse Forests Are Better at Accumulating Carbon
Diverse Forests Are Better at Accumulating Carbon
Catherine Offord | Dec 1, 2018
A higher species richness could boost plant communities’ ability to mitigate climate change, a study suggests.
Scientists Can’t Agree on What’s Making Pistachio Trees Sick
Scientists Can’t Agree on What’s Making Pistachio Trees Sick
Catherine Offord | Aug 1, 2018
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.
Africa’s Oldest Baobab Trees Are Dying Suddenly
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.
The Weird Growth Strategy of Earth’s First Trees
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
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
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
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.