Top US national parks to visit with kids revealed

With 63 U.S. national parks spread across 30 states and two overseas territories, it can be tough to decide which one to visit.

New report ranks the most polluted places in the U.S.

The American Lung Association says 131.2 million people – that’s 39% of Americans – live in communities with failing grades for levels of pollution. Here's a map of the best and worst.

Here are the 20 worst US cities for seasonal allergies – and some of the best

Suffer from seasonal allergies? The most challenging U.S. cities for living with allergies in 2024 were revealed the Asthma and Allergy Foundation of America's annual report.

Which states are the greenest? Report ranks most eco-friendly places in US

A report by Wallet Hub used several factors such as air quality, environmentally friendly behaviors, energy efficiency and greenhouse gas emissions to rank all 50 states.

PFAS: EPA imposes first-ever limits on 'forever chemicals' in drinking water

Toxic PFAS, or perfluoroalkyl and polyfluoroalkyl substances, are widespread and long lasting in the environment. Here’s a look at the EPA’s new “life-changing” rule.

USDA again asks for help squashing these invasive bugs

According to the USDA the spotted lanternfly and gypsy moth are highly detrimental invasive insects, causing significant economic and environmental harm.

Earth Hour 2024: Why major world landmarks are going dark

Earth Hour, when major landmarks go dark for the planet, is known as "the biggest hour for Earth." Here's what else to know about the annual, globally recognized event.

Here are the most polluted cities in the US, globally

A new report sheds light on the issue of pollution by highlighting some locales in the U.S. and the world with inadequate air quality.

Global warming on the rise, prompting UN weather agency to issue 'red alert'

The U.N. weather agency has issued a "red alert" due to alarming increases in greenhouse gases, temperatures, and melting of glaciers and sea ice.

Earth sets heat records for 9 straight months as February 2024 goes down as planet’s hottest

February 2024 was the hottest February on record for the world, which makes it the ninth month in a row to be the hottest on record, the European Union's Copernicus Climate Change Service announced Tuesday.

The Arctic Ocean could be ‘ice-free’ by 2030s

The study defines “ice-free” as when the Arctic Ocean has less than 400,000 square miles of ice.

Could Mexico City run out of water soon? Region faces historic shortage

Mexico City is facing “unprecedented" low levels in its main water system that supplies millions of people. Some in the region have already reported their taps running dry.