The purpose of this test is to determine the effects of a substance on the growth of freshwater microalgae and/or cyanobacteria. Exponentially growing test organisms are exposed to the test substance in batch cultures over a period of normally 72 hours. The system response is the reduction of...

The economic recovery in CESEE has strengthened further in recent months, resulting in a number of additional upgrades to our growth forecasts for 2021, to 5.4% on the regional average. This good performance has been built on two important foundation stones: the adaptation of the CESEE economies...