President Biden has called for protecting large, old trees from logging, but many of them could be cut while the regulatory process grinds forward.

Protecting old and mature trees is the simplest and least expensive way to pull carbon out of the atmosphere – but proposed logging projects threaten mature stands across the US.

Lake Powell’s existential crisis is a unique opportunity to save a treasured landscape.

Outdoor recreation is booming across the US, but research shows that the presence of humans – or the trails they hike and ski on – can have harmful effects on wildlife at less-than-close range.

Groundwater was once thought to buffer streams from warming, but an inexpensive new technique shows streams fed by shallow groundwater may be just as susceptible as those without.