Late summer heat wave prompts early Philly school dismissals
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Wednesday marks day four of a late summer heat wave enveloping the Delaware Valley and dozens of Philadelphia schools will dismiss early Thursday and Friday again.

Air pollution from wildfires linked to dementia cases, study says

Particulate pollution comes from several sources, not just wildfires, but the study identified particulates from wildfires and agriculture as the sources linked to dementia cases.

NASA releases first images from pollution-monitoring satellite in space

NASA has shared this week the first images from TEMPO, the agency’s first space-based instrument designed to continuously measure air quality over North America, and do so with the resolution of a few square miles.

Why fall season should actually begin on September 1

The calendar says autumn begins on Sept. 22, but 'climatological' or 'meteorological' fall starts 3 weeks earlier.

Orsted delays 1st New Jersey wind farm until 2026; not ready to 'walk away' from project

The Danish company said Wednesday that's due to supply chain issues, higher interest rates, and a failure so far to garner enough tax credits from the federal government.

Loss of Antarctic ice hurting survival of emperor penguin chicks, study says

The loss of ice in one region of Antarctica last year likely resulted in none of the emperor penguin chicks surviving in four colonies, researchers reported Thursday.

4 new offshore wind power projects proposed for New Jersey Shore; 2 would be far out to sea

They would join three wind farms already approved by New Jersey regulators as the state races to become the East Coast capital of the fast-growing offshore wind industry.

Plans to fight climate change with trees hampered by seedling shortage, study says

This shortage is occurring as government and private funding is being invested in planting trees to cool cities, reduce air pollution and protect water.

Arizona saguaros are collapsing in this extreme heat, and experts are worried

The cacti usually live about 150 years, and inside their skin, they can reach up to 140 degrees inside. Still, the prolonged dryness and intense heat could be a problem.

Philly residents find new ways to stay cool in heatwave
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From cooling off in city fountains, to new shade stations in heat-vulnerable neighborhoods, Philadelphians are working to stay cool as heatwave persists.

July on track to be Earth's hottest month on record

Another month of record-breaking heat has brought the world into uncharted territory, scientists say.