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Artificial light includes light from signs and streetlamps. These help people see once the sun goes down. But too much artificial light becomes light pollution. This makes it difficult to see a starry sky. And it affects animal behavior. From…
About one in five people says climate change has a big impact on their daily life. This is according to a new study, released in March by Climate Central. The group looked at global temperatures between December 2024 and February…
Wildflowers are a stunning sight. But a wildflower meadow isn’t just nice to look at. It’s also doing important work. It promotes biodiversity. It produces food for pollinators, such as bees and butterflies. And it provides a habitat for birds…
On November 18, the more than 33 million residents of New Delhi, India, woke up to an ugly surprise. The city was covered in smog. Smog is a kind of air pollution. It creates a toxic fog. In some…
Carlsbad Caverns National Park is a system of caves in New Mexico. Recently, its ecosystem was threatened. A visitor dropped a bag of Cheetos there. Food and drink are not allowed in the caves. A spilled snack might seem harmless.…
People in the United States, the United Kingdom, Spain, and other countries were treated to a colorful display in the sky this weekend. These displays, called auroras, are typically seen only near the Earth’s north and south poles. Thanks to…
Charlotte Liebling calls herself a “world watcher.” She observes the world around her. Here’s an example: Liebling volunteered in a store. It sold secondhand goods. She watched people bringing in items to donate. Some of these were stuffed toys. …
The Environmental Protection Agency (EPA) plans to update its rules about lead in drinking water. The lead is from old water pipes. Utility companies will have to replace them. The current rules are decades old. They have failed to prevent…
Thousands of protesters took to the streets of New York City on September 17. They had a message for President Joe Biden: It’s time for the United States to move away from oil and gas. “We hold the power of…
A drone display brightens the night sky outside the United Nations headquarters, in New York City, on September 15. It was set up by protesters trying to raise …
