Should I worry about microplastics?

These tiny particles are polluting the planet, including our bodies. How bad for us are they really?

Levels of toxic PCB chemicals found at 30 times ‘safe’ limits in stranded whales

Studies of cetaceans stranded in UK waters show high levels of toxins 20 years since global ban of most PCBs, say scientists

Everything from our sleep to our hormones relies on the dark. So why are we so intent on destroying it?

Humans have always feared the night – and now we are wiping it out, one streetlight at a time. That’s terrible news for our bodies and minds – and the rest of nature

‘My daughter started to run a fever’: Britain’s swimmers on how sewage changed their summer

With pollution at high levels and growing worse, some keen swimmers have stopped going in the sea. Many have felt the impact on their mental health – not to mention the pain and discomfort of E coli

Light and noise pollution ‘are neglected health hazards’, say peers

Lords committee calls for creation of advisory groups to tackle the pollutants, which may increase risk of heart disease and premature death

The links between pollution and miscarriage: ‘This is the stuff nightmares are made of’

Journalist Isabelle Oderberg has spent years researching the links between pollution and early pregnancy loss. What she has learned keeps her up at night

Air pollution linked to almost a million stillbirths a year

First global analysis follows discovery of toxic pollution particles in lungs and brains of foetuses

Indoor wood fires ‘dangerous’ for some pregnant women

Study finds link between smoke-related deaths and eclampsia, helping explain worse maternal health

Microplastics found in human breast milk for the first time

Exclusive: Researchers concerned over potential health impacts of chemical contaminants on babies

Toxic air pollution particles found in lungs and brains of unborn babies

Particles breathed by mothers pass to their vulnerable foetuses, with potentially lifelong consequences