Since 2002, millions of trees in the Great Lakes region have been destroyed by the invasive species. "We essentially lost all the ash trees," said Horvath. "Or so we had thought." ...

According to Ontario’s Ministry of Natural Resources, black ash trees grow throughout Ontario except in the far north. They are one of the last tree species to display leaves in the spring and are ...

Portland is bracing for yet another threat to the city's greenery. The emerald ash borer, a half-inch-long metallic-green ...

A new initiative aims to protect black ash trees, now considered endangered, from the invasive emerald ash borer that has wrought havoc on ash tree populations. “It’s an insect that’s been ...

So far, more than 140,000 publicly owned ash trees in the GTA have been chopped down, costing millions of dollars, according to the municipalities that responded to a Globe and Mail survey. For ...

What Toronto’s 860,000 ash trees can’t handle is the emerald ash borer, or EAB, an Asian beetle that gradually made its way up from Detroit, Mich., in 2002, leaving a trail of dead and dying ...

Hundreds of ash trees are being removed from Winnipeg neighbourhoods as the city's forest canopy is hit by another invasive species. The cottony ash psyllid — also known as jumping tree lice ...

Donnie McPhee, Coordinator of the National Tree Seed Centre of Natural Resources Canada, holds a collection of Black Ash seeds in a deep-freeze vault that stores seeds of Canada’s tree species ...

Many of Canada’s majestic city trees are being devastated by invasive species. Currently several cities are being obliged to cut down large Elm trees, many over 100 years old, victims of a ...

Ash tree seeds needed for species repopulation efforts, experts say By Megan Yamoah Global News Posted August 9, 2019 4:16 pm Updated May 16, 2023 11:04 am ...

Ash trees are the backbone of our ecosystems, supporting more than 40 species of insects, lichens, and fungi that keep our ...