Posts tagged with 'pm2.5'
Electric School Buses Mean Cleaner Air for Kids
Electric School Buses Mean Cleaner Air for Kids
West Oakland, a neighborhood of less than 30,000 people on the northwestern tip of Oakland, California, is encircled by three major highways. In the latter half of the 20th century, construction of a postal service distribution center, a Bay Area ...
African Cities Use Nature to Fight Floods and Climate Change
African Cities Use Nature to Fight Floods and Climate Change
When torrential rains hit Kinshasa in April 2025, the city of 20 million came to a standstill. Floodwaters submerged more than half the city as the Ndjili River and smaller streams overflowed, quickly overwhelming the city’s drainage capacity. Lives were ...
From Energy Use to Air Quality, How Data Centers Affect US Communities
From Energy Use to Air Quality, How Data Centers Affect US Communities
AI tools like ChatGPT, navigation apps and streaming platforms feel effortless, drawing information seemingly from thin air. Yet the infrastructure behind them is anything but invisible. Across the country, a surge of new data centers is reshaping local energy grids, ...
Meet CityMetrics: An Open-Source, Interactive Tool for Analyzing Urban Risks and Opportunities
Meet CityMetrics: An Open-Source, Interactive Tool for Analyzing Urban Risks and Opportunities
Which neighborhoods are suffering the most from rising urban heat? Where is flooding the biggest challenge? What other cities around the world are struggling with air pollution, and what can we learn from those that have improved the quality of ...
Bogotá, Colombia, Uses Data and Smart Urban Design to Cut Air Pollution
Bogotá, Colombia, Uses Data and Smart Urban Design to Cut Air Pollution
Nestled in the Andes, Bogotá’s mountainous landscape traps air pollutants, sometimes cloaking the Colombian capital in a dusty smog. The consequences have been severe. The city’s poor air quality resulted in an estimated 2,300 excess deaths in 2019. In 2023, ...
Electric School Buses in the US Could Bring $1.6 Billion a Year in Health and Climate Benefits
Electric School Buses in the US Could Bring $1.6 Billion a Year in Health and Climate Benefits
New research from WRI’s Electric School Bus Initiative and Carleton University shows that the U.S. would see an estimated $1.6 billion in health and climate benefits every year by using electric school buses. This estimate accounts for the cost to society of using diesel-burning school buses ...
Low-Emission Zones: A Blueprint for Delhi's Urban Transformation
Low-Emission Zones: A Blueprint for Delhi’s Urban Transformation
India’s urban centers are grappling with a severe air pollution crisis that poses a significant threat to public health and urban livability. Studies suggest that each year, Delhi records approximately 12,000 air pollution-related deaths, accounting for 11.5% of its total fatalities. Despite ...
The State of Electric School Bus Adoption in the US
The State of Electric School Bus Adoption in the US
Editor’s Note: This article was updated with new findings as of October 2024 from WRI’s Electric School Bus Data Dashboard, which is updated monthly and contains the most recent data on electric school bus adoption. Previous versions of this article are ...
To Meet 2030 Targets, Cities Need Systems Change
To Meet 2030 Targets, Cities Need Systems Change
Cities are not just places where people live—they are interconnected networks of people, services and economic activity. A city is a system of systems, bringing together transportation, energy, buildings, water, waste management and more. Transforming these interconnected systems is vital ...
What Would Cities Look Like With 3 Degrees C of Warming vs. 1.5? Far More Hazardous and Vastly Unequal
What Would Cities Look Like With 3 Degrees C of Warming vs. 1.5? Far More Hazardous and Vastly Unequal
The world recently experienced a 13-month streak of record-breaking global temperatures. And as blistering heat waves punish communities across several continents, 2024 is on track to be the hottest year on record. Global average temperatures are now perilously close to exceeding 1.5 ...
What Happens When Extreme Heat and Air Pollution Collide
What Happens When Extreme Heat and Air Pollution Collide
On July 22, the world experienced its hottest day in recorded history. The global average temperature reached 17.2 degrees C (62.9 degrees F), prompting UN Secretary-General António Guterres to issue a global call to action on extreme heat. The problem of extreme ...
6 Takeaways From Indore’s New Air Quality Monitoring Stations
6 Takeaways From Indore’s New Air Quality Monitoring Stations
Research around the world shows that pollution levels can vary enormously within the same city and even within the same neighborhood. Local monitoring data can thus prove essential to understanding air pollution sources, how they affect different communities and groups, ...
Grassroots Action Against Polluted Skies: How Jakarta's Urban Villages Tackle Air Pollution 
Grassroots Action Against Polluted Skies: How Jakarta’s Urban Villages Tackle Air Pollution 
On a Sunday afternoon in September 2023, a group of about 30 individuals, including a group of mostly female neighbors from nine kampungs (a common term for “urban villages” or “informal settlements” across multiple languages and nations in Southeast Asia) ...
The Impacts of El Niño Go Far Beyond Water
The Impacts of El Niño Go Far Beyond Water
Over the past several months, the climate pattern El Niño has disrupted different regions and sectors across the world. Zimbabwe recently declared a state of disaster, due largely to El Niño-induced drought. The city government in Bogotá, Colombia, announced water rationing as reservoir levels ...
Optimizing Electric School Buses for Cold Weather Climates 
Optimizing Electric School Buses for Cold Weather Climates 
As electric school buses hit the road across the United States, it’s important for school districts and school transportation providers to prepare for how these clean-running buses will perform in different climates. The good news? Electric school buses are tested ...
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