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Articles on Global warming

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Signs reflecting conspiracy theories around the 15-minute city are displayed outside Parliament Hill in May 2023. Alongside other comparable initiatives, 15-minute cities represent an effort to place collective health and well-being at the centre of urban planning. (Shutterstock)

New study reveals four critical barriers to building healthier Canadian cities

Canada’s cities must be planned around resident health and well-being, our research reveals the key barriers to developing truly healthy cities.
Too much fresh water from Greenland’s ice sheet can slow the Atlantic Ocean’s circulation. Paul Souders/Stone via Getty Images

Atlantic Ocean is headed for a tipping point − once melting glaciers shut down the Gulf Stream, we would see extreme climate change within decades, study shows

Scientists now have a better understanding of the risks ahead and a new early warning signal to watch for.
Crowds gather at the Saturday market in Lalibela, Ethiopia in 2019. Sub-Saharan Africa’s population is growing three times faster than the global average. (Shutterstock)

Demography and reproductive rights are environmental issues: Insights from sub-Saharan Africa

Environmental policymakers and scholars must listen to sub-Saharan Africans’ voices and recognize the importance of population for achieving sustainable development goals.
Infrastructure can increase vulnerabilities to coastal cities like New York. GlennisEhi/Getty Images

From New York to Jakarta, land in many coastal cities is sinking faster than sea levels are rising

Land subsidence is a factor as preparations are made for rising sea levels and strengthening storms. Human infrastructure, including buildings and groundwater extraction, increases vulnerabilities.
People watch COP28 President Sultan al-Jaber on a screen as he speaks during a plenary session at the COP28 UN Climate Summit, Dec. 13, 2023, in Dubai, United Arab Emirates. (AP Photo/Peter Dejong)

Access and exclusion: What COP28 revealed about the dynamics of global climate diplomacy

Beyond the international negotiations, COP serves as a critical venue for global civil societies to exchange knowledge, organize and build a better world.
A view of the Yaqan Nukiy, also known as the Lower Kootenay Band First Nation, wetland restoration project is seen near Creston, B.C. THE CANADIAN PRESS/HO-Norm Allard

Ripple effect: How public attitudes can shift governments toward sustainable, and resilient, water systems

The results of a new study are clear: resilient water governance systems are effective and enjoy strong public support. The time is now to build resilience into our global water systems.
A worker lifts a solar panel to the roof of a home in Frankfort, Ky. Small-scale solar infrastructure can deliver green energy at a fraction of the life-cycle emissions as large solar farms. (AP Photo/Michael Conroy)

Small-scale solar has key benefits, and one critical weakness, over large solar farms

Looking to go solar? While small-scale solar delivers the best results with the least life-cycle impact, a mixed approach offers the best long-term path towards an all-electric future.

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