I was up in the White Mountains this weekend, walking out to my car in the AMC’s Highland Center parking lot after a hike, ...

The downside to this strategy is that they have to grow new leaves ... to the chlorophyll in aspen bark, new research suggests that the underground parts of these trees, the roots, might never ...

Itching to establish new some trees in your yard? Choosing a beginner-friendly species that will do well in your specific ...

Some organisms can outlive humans by hundreds or even thousands of years, and the contender for Earth's oldest living thing ...

Northern Arizona is famous for its aspen trees, and a multi-decade study looks into how they’re being affected by climate change. Among the findings: There are a good number of smaller, younger aspens ...

A 20-year study of aspen tree growth has revealed some alarming results. The critical tree species is remarkably adaptable when mature, but the same is not true for younger aspens. As the climate ...

Albert Schweitzer From his keynote address, Goethe Bicentennial, Aspen, 1949 The high ideals of Dr. Albert Schweitzer ...

Underneath our feet, the very earth we stand upon is supported by quadrillions of tiny growths that wend their way amid the ...

He tears no leaf from a tree, plucks no flower, and takes care to crush no insect ... “My hope,” he concluded, “is that this ...