Top Stories

Study Examines Urban Forests Across the United States

Researchers find trees in parks are more drought-tolerant than species near homes.

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Intensive Farming Could Raise Risk of New Pandemics

Intensive livestock farming could raise the risk of new pandemics, researchers have warned.

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NASA’s Webb Investigates Eternal Sunrises, Sunsets on Distant World

Researchers using NASA’s James Webb Space Telescope have finally confirmed what models have previously predicted: An exoplanet has differences between its eternal morning and eternal evening atmosphere. 

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Wildfire Scorches Eastern Oregon

During record-breaking heat, multiple wildland fires raged across Oregon in mid-July 2024. 

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Melting Sea Ice Is Making the Northwest Passage More Dangerous

By melting Arctic sea ice, warming has led to a growth of shipping through the Northwest Passage, a route from Europe to Asia that traces the northern edge of Canada. 

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Hatcheries Can Boost Wild Salmon Numbers but Reduce Diversity

The ability of salmon hatcheries to increase wild salmon abundance may come at the cost of reduced diversity among wild salmon, according to a new University of Alaska Fairbanks–led study.

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Nanoplastics and ‘Forever Chemicals’ Disrupt Molecular Structures, Functionality

Researchers at The University of Texas at El Paso have made significant inroads in understanding how nanoplastics and per- and polyfluoroalkyl substances (PFAS) — commonly known as forever chemicals — disrupt biomolecular structure and function. 

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High and Low Tide Cause Low and High Methane Fluxes

Methane, a strong greenhouse gas that naturally escapes from the bottom of the North Sea, is affected by the pressure of high or low tide.

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Unprecedented Warming Threatens Earth’s Lakes and Their Ecosystems

Lakes, with their rich biodiversity and important ecological services, face a concerning trend: rapidly increasing temperatures. 

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New U of T Engineering Study Identifies Sources of Indoor Air Pollution in Toronto Subway System

A team of University of Toronto researchers, led by Professor Greg Evans (ISTEP, ChemE) and Keith Van Ryswyk (ChemE PhD 2T3), is working to better understand the sources of air pollution in the Toronto Transit Commission (TTC) subway system — an important first step towards improving its indoor air quality.  

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