Control measures against the spread of Legionella from wastewater treatment plants Wastewater treatment plants (WWTPs) may spread Legionella via the air and cause pneumonia if people inhale them.
New data on greenhouse gas and ammonia emissions Greenhouse gas emissions have fallen slightly; ammonia emissions remain stable.
Mild 2018-2019 influenza epidemic The annual influenza epidemic in the winter of 2018-2019 was less severe than the year before. Approximately 400,000 people have had the flu.