… in the rail sector are refrigerant cycles with CO 2 or systems based on air cycle technology. For CO 2 -based cycles, there were only a few tests in rail vehicles, … In a research project , optimized air conditioning system based on air-cycle technology had been tested in a train in regular service over a period of two years. Air conditioning systems based on air-cycle technology show advantages over usual air conditioning systems with fluorinated …

… An annual budget of €2.74 million is available for the projects. Programme topics Depending on political priority, the main topics of the Advisory Assistance Programme focus on the establishment of expertise, … or which enable preparations to be made for the deployment of modern environmental technologies. Project examples may be found in the project database of the Advisory …

… political focus on ideas and suggestions designed to combat climate change by using technological means to influence global systems. These suggestions are subsumed … reporting requirements and to solve them by providing positive incentives – such as technology transfer, capacity building and preparation of compliance plans – or … for holding polluters of transboundary environmental damage liable. See the UBA topic page "Laws of environmental liability, harm and criminal actions". Environment …

… charges are meant to control traffic volume and promote the development of greener technologies. Possibilities include charges on airline tickets or for freight, … online. A conference hosted by the UBA on 13-14 May 2008 was also devoted to the topic of internalising externalities at airports. Strategy Paper "Legal Construction … online. A conference hosted by the UBA on 13-14 May 2008 was also devoted to the topic of internalising externalities at airports. … The implementation of aviation …