Citibike station in midtown Manhattan. Jim Henderson

Bike-share companies are transforming cities

Dozens of US cities have launched bike-share programs in the past decade. There have been bumps – critics want wider access, and cities want bikes stored out of the way – but bike sharing is on a roll.
Production facility manager Derek Delahaye eats roasted crickets at the Entomo Farms cricket processing facility in Norwood, Ont., in 2016. Bugs are a diet staple in most parts of the world. Will Canadians join the masses in their search for alternate sources of protein to meat? THE CANADIAN PRESS/Fred Thornhill

Less meat, more bugs in our dietary future

Canadians are increasingly looking to alternatives to meat to get their protein. Pulses like lentils and chickpeas are becoming more popular. Will insects find a way onto our plates too?
Australia will have to regulate its considerable shipping industry. PomInAus/shutterstock.com

Shipping sector on board to fight climate change

Until now, the international shipping industry has been excluded from the Paris Agreement and the Kyoto Protocol, despite its major contribution to global emissions.
Tundra swans, which nest in the Arctic and migrate south in fall, alight at Mattamuskeet National Wildlife Refuge in North Carolina. Allie Stewart/USFWS

Changes to U.S. migratory bird policy affect Canada

The Interior Department is narrowing protection for migratory birds to cover only deliberate harm such as hunting, but not threats like development or pollution that kill millions of birds yearly.
Boat noise can interfere with the underwater communication of fishes and other marine animals. Unsplash

The fishy issue of underwater noise

The noise from motor boats, sonar and other industrial activity interferes with the underwater chatter of fishes.
Plant remains, preserved in lake sediments like in the Republic of Congo help give accurate deforestation information. Carla Staver

Good news about forest loss in tropical Africa

Tropical deforestation can release a huge amount of carbon into the atmosphere, contributing to climate change.
Don’t believe the wipe hype: they can’t be flushed down toilets, not matter what the label says. SIM Central and South East Asia Follow/Flickr

‘Flushable’ wipes are plugging sewer systems

Just because something is advertised as 'flushable' doesn't mean you should put it in your toilet.
A cargo ship passes the Golden Gate Bridge outside San Francisco. AP Photo/Jeff Chiu

The urgency to curb pollution from ships

The maritime pollution that drifts to dry land, causes an estimated 400,000 premature deaths and 14 million cases of childhood asthma each year.
Hackers can interfere with everyday efforts to keep the lights on. pan denim/Shutterstock.com

Protecting the electrical grid from hackers

It's easier to see how customers benefit from increased grid security than it is to justify making them pay for it.
Juvenile blue tang sheltering in restored staghorn coral. Mark Ladd

Scientists find new ways to restore coral reefs

With coral reefs in crisis around the world, many organizations are working to restore them by growing and transplanting healthy corals. A new study spotlights techniques that help restored reefs thrive.

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  5. It’s taken thousands of years, but Western science is finally catching up to Traditional Knowledge

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