Elektromedizin

Eintrag vom: 21.10.2013.

The safe phase-out of CFC MDIs is an impressive achievement that has required two decades of coordinated activity involving the pharmaceutical industry healthcare regulators and providers and patients. The introduction of CFC-free alternatives has had benefits for patient health thus generating a double-dividend gain. The extensive educational campaign associated with this transition has ...

 

Ecosystem management Ecosystem management focuses on sustaining and restoring ecosystem health while balancing ecological economic and social needs. By recognizing the interconnectedness of natural systems and human activities the integrity and resilience of ecosystems can persevere in the face of challenges like climate change habitat degradation and over-exploitation. This approach is ...

 

The recent collapse of a 1 100km 2 ice shelf in Antarctica came at a time of record high temperatures and is a symptom of a planet in climate crisis experts say. The Conger ice shelf which cleaved away from the eastern side of Antarctica in March is the latest victim of rising temperatures at the ...

 

But in 1985 a hole was confirmed in the ozone layer over Antarctica. The world?s natural sun shield which protects humans plants animals and ecosystems from excessive ultraviolet radiation had been breached.

 

From Antarctica to the high Arctic what strikes her most is the man-made leftovers she almost certainly finds on the ocean floor. Even the seafloor of Antarctica holds debris like glass liquor bottles a reminder of the whaling era for example.

 

By Mario Molina Nobel Prize Laureate in Chemistry and Durwood Zaelke President Institute for Governance and Sustainable Development Ozone depletion was the first human threat to the global atmosphere to be recognized. It was also the first to be addressed by the international community. The results have been truly remarkable. The Montreal Protocol on Substances that Deplete the Ozone Layer ...

 

Here?s a closer look at some of the most popular misconceptions around the climate crisis.

 

Human activities have had a major effect on the balance of the Antarctic marine ecosystem this can be seen by damage of large agae such as kelp that is caused by increased UV penetration

 

Commission for the Conservation of Antarctic Marine Living ResourcesA. OverviewAntarctica is surrounded by an unbroken and dynamic body of water known as the Southern Ocean which constitutes about 10% of the world's total ocean surface. For about 200 years Antarctica's resources have been unsystematically harvested. In many cases the intense level of exploitation resulted in the severe ...

 

The Montreal ProtocolThe Montreal Protocol on Substances that Deplete the Ozone Layer is the landmark multilateral environmental agreement that regulates the production and consumption of nearly 100 man-made chemicals referred to as ozone depleting substances (ODS). When released into the atmosphere those chemicals damage the stratospheric ozone layer Earth?s protective shield that ...