Air quality alerts remain in place for several areas in B.C.'s southern Interior on Tuesday as more than 200 wildfires continue to burn through hundreds of square kilometres of the province.

The news brings some relief for communities from Quesnel to Williams Lake and south to Cache Creek, but local governments are maintaining numerous evacuation orders and alerts issued since waters began to rise.

Coldest day of the winter season so far sees highs of -5 C in Metro Vancouver and a frigid morning temperature of -48.5 C in the Chilcotin region.

An infestation of tussock moths, which have the ability to quickly kill healthy Douglas fir trees, is on the move in British Columbia and the Ministry of Forests says it has now been found further north than ever before.

Federal fisheries experts paint devastating picture of the challenges facing Pacific salmon and point to climate change as the main culprit.

In the midst of B.C.'s record-breaking wildfire season, the heat from four fires triggered huge thunderstorms that sent smoke flying into the stratosphere, eventually spreading through the entire Northern Hemisphere.

British Columbia has declared a state of emergency and thousands have been evacuated.

Warm temperatures prompting spring run-off combined with heavy rainfall in some areas caused devastating floods and mudslides in several parts of B.C.

With up to 70 cm of snow already on the ground, the Fraser Valley is bracing for another dump of snow and heavy rain as early as Wednesday.

The Yukon Fish and Game Association executive director believes it's just a matter of time before a disease outbreak, such as pneumonia, could spread from domestic sheep to wild Dall sheep.

B.C.'s wild bighorn sheep are facing a deadly threat from a pneumonia-causing bacterial disease

A bighorn sheep herd in B.C.’s interior is in trouble after coming into contact with domestic sheep and the contagious disease they carry.