Earth’s protective ozone layer is on track to fully recover from human-made damage following the near total phasing out of ozone-depleting substances, according to a UN-backed report.

Oshkosh residents may notice a difference in their drinking water as the city will temporarily switch from an ozone treatment to a chlorine treatment method. The change is because of necessary ...

Ozone gas is pumped into the waste water leaving Ludlow sewage works to remove more pollutants than other plants A water firm is using technology worth £20m for the first time in the UK to pump ...