Â鶹´«Ã½

Skip to main content

See what vehicle emission levels look like in 500 cities across the world

Share

With greenhouse gas emissions usually reported at the global or national level, it can be difficult to determine their prevalence in local communities.

Until now, that is.

A new tool developed by scientists at the Johns Hopkins Applied Physics Laboratory tracks the spread of greenhouse gases such as carbon dioxide at the .

Using artificial intelligence and satellite imaging, researchers are able to provide estimates of vehicle emission levels .

Â鶹´«Ã½ Science and Technology Specialist Dan Riskin has more in this month’s Riskin Report.

CTVNews.ca Top Stories

Childhood sleep issues may raise suicide risk, study finds

If your child sometimes has trouble sleeping, it may be easy to chalk it up to a phase they will grow out of one day. But a new study suggests possible serious consequences for this line of thought — such as a higher risk for suicidal ideation or attempts when they are older.

Local Spotlight

Cole Haas is more than just an avid fan of the F.W. Johnson Wildcats football team. He's a fixture on the sidelines, a source of encouragement, and a beloved member of the team.

Getting a photograph of a rainbow? Common. Getting a photo of a lightning strike? Rare. Getting a photo of both at the same time? Extremely rare, but it happened to a Manitoba photographer this week.

An anonymous business owner paid off the mortgage for a New Brunswick not-for-profit.

They say a dog is a man’s best friend. In the case of Darren Cropper, from Bonfield, Ont., his three-year-old Siberian husky and golden retriever mix named Bear literally saved his life.

A growing group of brides and wedding photographers from across the province say they have been taken for tens of thousands of dollars by a Barrie, Ont. wedding photographer.

Paleontologists from the Royal B.C. Museum have uncovered "a trove of extraordinary fossils" high in the mountains of northern B.C., the museum announced Thursday.

The search for a missing ancient 28-year-old chocolate donkey ended with a tragic discovery Wednesday.

The Royal Canadian Mounted Police is celebrating an important milestone in the organization's history: 50 years since the first women joined the force.

It's been a whirlwind of joyful events for a northern Ontario couple who just welcomed a baby into their family and won the $70 million Lotto Max jackpot last month.