Health measures introduced during the COVID-19 pandemic – particularly mask-wearing – may have helped protect people from a specific type of heart attack linked to air pollution, new research suggests.

Peer-led initiatives encouraging walking, wheeling, and cycling are transforming school journeys across England, with nearly a million additional active travel trips recorded in the past year, according to new data from sustainable transport body Modeshift.

Long-term exposure to PM2.5 is associated with an increased risk of Alzheimer’s disease, and this link appears to be direct rather than acting through other common health conditions, according to a nationwide study of more than 27 million older Americans.

President Donald Trump’s approach to climate change rests on one key premise: Greenhouse gases are not that bad.

A new study has found that simple changes to how we manage composting can dramatically cut harmful emissions while producing higher-quality fertiliser – which represents good news for farmers, waste facilities and the environment alike.

Chester-based air quality monitoring company Butterfly Air has launched Spiro, an outdoor air quality sensor designed to complement its existing indoor monitoring systems.