Background Articles

The inability of long-rooted trees to reach their subsurface water supply in the Sierra Nevada mountain range led to widespread forest die-offs following the drought of 2012-2015. A new study provides a better understanding of the climatic and biological mechanisms in play.

Mexico has spent US$17 million to remove over a half-million tons of sargassum seaweed from its Caribbean beaches, and the problem doesn't seem likely to end any time soon.

The ‘persistent and widespread decline’ of the province’s official tree is due to drier, California-like summer droughts of two to three months.

The spruce beetles found in Alaska belong to a genus of 17 bark beetle species that are so notorious for destroying trees that it’s named “dendroctonus,” or “tree killer.” Despite

The drought has had damaging economic and ecological impacts.

Sargassum is infesting Mexico’s coastline. Researchers are scrambling to stop an ecological crisis, and maybe even make something good of it.

The die off of Western Red Cedar trees on East Vancouver Island due to drought and severe weather has First Nations extremely worried. Cedar is a critical part of first nations culture and as Skye Ryan reports, there is growing concern the dying trees will have a ripple down effect.

Some Western red cedars are struggling after repeated bouts of drought conditions and experts say expect the tree to vanish for good in spots with shallow, dry, rocky soil.

Researchers have determined that, when ground ice is thicker, reindeer make for the coast. They don't eat kelp when they don't have to.

A team of researchers at York University has warned that the American bumblebee is facing imminent extinction from Canada, and this could lead to “cascading impacts” throughout the country.

CONCORD, N.H. (AP) — More than a dozen wild bee species critical to pollinating everything from blueberries to apples in New England are on the decline, according to a new study. Researchers...

March becomes the hundredth month in a row with temperatures above normal. "It is unique and shows how fast climate change is happening in the Arctic," says climate scientist Ketil Isaksen at the Meteorological Institute (MET).

Last year's drought summer resulted in halved grass crops in Eastern Norway compared to the previous year, according to recent figures from Statistics Norway. - The consequences of the drought continue to affect the daily lives of many farmers, says Lars Petter Bartnes, leader of the Norwegian Farmers' Union.

Insects that eat leaves and needles are causing increasing damage in Mongolian forests. The Siberian silk moth and the gypsy moth are the most destructive.

The 2015 to 2016 El Niño event brought weather conditions that triggered regional disease outbreaks throughout the world.

Greenhouse gas emissions provide extreme warming on Svalbard.

Basic ocean food critical for the whole ecosystem is in dramatic decline and scientists don't know exactly why.

Climate change is ravaging the natural laboratory that inspired Darwin. The creatures here are on the brink of crisis.

Agriculture, a huge industry in upstate New York, will clearly benefit from a longer growing season. However, the increase in intensity and frequency of rainfall will impede farmers. Higher nighttime temperatures could affect flowering

The California overwintering population has been reduced to less than 0.5% of its historical size, and has declined by 86% compared to 2017.