Articles on Conservation

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Carolyn Cole/Los Angeles Times via Getty Images

A new way to measure the age of dolphins opens a window onto the lives of these iconic animals

New research has developed the first molecular ‘clock’ for common dolphins. It could be a game-changer for conservation.
The highly pathogenic avian influenza virus has been detected in 41 at-risk species, including the snowy owl. The snowy owl was recently recommended for listing under Canada’s Species at Risk Act. (Jordi Segers/CWHC)

How we’re tracking avian flu’s toll on wildlife across North America

Researchers have detected highly pathogenic avian influenza in 41 at-risk bird species across all 10 Canadian provinces.
Alexander Shenkin

A crucial store of carbon in Australia’s tropical forests has switched from carbon sink to carbon source

The woody biomass of Australia’s tropical rainforests has already switched from carbon sink to carbon source – and the reason is climate change.
Sandhill cranes can be spotted in many states, but in the 1930s their populations had crashed to a few dozen breeding pairs in the eastern U.S. Rsocol/Wikimedia Commons

The surprising recovery of once‑rare birds

It’s not every day that you see a 4-foot-tall bird, but it’s happening more often. Several fascinating species are nesting in and near towns once again.
Focused conservation efforts are essential for the protection and recovery of many species at risk, such as the monarch butterfly. (Chris Johnson)

Today more than ever, biodiversity needs single‑species conservation

Climate stability and economic health depend on biodiversity. Yet this foundation is hardly mentioned as the federal government seeks to shore up Canada’s economic future.

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