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Bill 23 proposes to eliminate or weaken many housing development regulations including site plan controls, which keep us and our natural environment safe from the negative effects of poorly controlled development. THE CANADIAN PRESS/Nathan Denette

Ontario’s Bill 23 proposes more homes built faster, but this comes at an environmental cost

Poorly regulated housing is leading to more greenhouse gas emissions through energy loss, increased energy requirements and greater exposure to weather extremes.
On 3 July 1970, France carried out the “Licorne” nuclear test on the atoll of Muroroa, French Polynesia. Creative Commons

Even a limited nuclear war could devastate the world’s oceans: here’s what our modelling shows

In Europe, a large-scale war could cause the Baltic Sea to freeze over and severely compromise food security – potentially for decades and even centuries to come.
What’s the message between the lines of Tuvalu’s proposal to move to the metaverse? Scott Van Hoy/Unsplash

An entire Pacific country will upload itself to the metaverse. It’s a desperate plan – with a hidden message

Rising sea levels due to climate change are already having severe impacts on the nation of Tuvalu. It proposes to build a digital replica of itself in the metaverse. Could it be done?
Anya Waite (second from left) highlights the critical role of the ocean in regulating our climate, and the need to invest in observing oceans that store more than 90 per cent of all carbon, at COP27’s Earth Information Day event. (The Global Ocean Observing System)

Behind the scenes: How COP27 reached a deal that supports better monitoring of oceans to curb climate crisis

COP27’s agreement on observing the oceans sets a strong foundation for policymakers to invest in internationally linked observation that will help countries better monitor these carbon sinks.
The warming of the Gulf of St. Lawrence is causing upheaval in the balance of species, with direct repercussions on the commercial fishing sector. Shutterstock

Warming waters in the Gulf of St. Lawrence are disrupting commercial fishing

The warming observed in the Gulf of St. Lawrence is causing upheaval in the balance of the species living there. That is having direct repercussions on the commercial fishing sector.

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