Climate models project that by 2100, the northeastern US and eastern Canada will warm by
approximately 3–5° C, with increased winter precipitation. These changes will affect trees …

Ailanthus altissima (tree of heaven), Simaroubaceae, is an early successional tree, native to
China and North Vietnam, which has become invasive in Europe and on all other continents …

Human land-use activities differ from natural disturbance processes and may elicit novel
biotic responses and disrupt existing biotic-environmental relationships. The widespread …

Alien invasive insects such as gypsy moth, hemlock woolly adelgid, and emerald ash borer
continue to disturb the mixed deciduous and hemlock forests of eastern North America by …

How, where, and why carbon (C) moves into and out of an ecosystem through time are long‐
standing questions in biogeochemistry. Here, we bring together hundreds of thousands of C …

Of the 70 cases of classical biological control for the protection of nature found in our review,
there were fewer projects against insect targets (21) than against invasive plants (49), in …

Salvage logging—removing trees from a forested area in the wake of a catastrophic event
such as a wildfire or hurricane—is highly controversial. Policymakers and those with an …

To investigate the influence of individual tree species on nitrogen (N) cycling in forests, we
measured key characteristics of the N cycle in small single-species plots of five dominant …

Aim The hemlock woolly adelgid (HWA; Adelges tsugae Annand), a small, aphid‐like insect
native to Japan, is currently migrating northward through eastern North America and …

Aim The aim of this study was to document changes in forest composition, structure and
distribution across Massachusetts, USA, from the time of European settlement (seventeenth …