… is the introduction of substances into the stratosphere using specially designed aircraft*. Based on a large volcanic eruption, the aerosols deployed are intended to … example by spraying seawater from a ship with special vaporizers. Water from the air would then condense on the salt particles from the seawater or other salts and …

… Air Quality Control in Europe last update on 26.03.2024 Further information … the planned installation will not cause permitted levels of pollutants in ambient air to be exceeded. In Germany, the Technical Instructions on Air Quality Control …

… 3 and an alert threshold of 240 µg/m 3 applies for ozone concentration in ambient air. As target value for the protection of human health, a maximum daily 8-hour mean … of Information Systems Relevant to Climate Change and Health - Vol. 1 Tags air pollutant ground level ozone … Ozone is a colourless and toxic gas, and one of … 3 and an alert threshold of 240 µg/m 3 applies for ozone concentration in ambient air. As target value for the protection of human health, a maximum daily 8-hour mean …