Global Environment Facility change. The GEF supports projects in forest conservation (primarily protected areas and buffer zones), sustainable use of forests (forest production landscapes, sustainable forest management), and addressing forests and trees in the wider landscape. Ozone depletion: Increased UV-B radiation reaching the Earth would pose risks to human health and the environment. In response, countries negotiated and adopted the Vienna Convention for the Protection of the Ozone Layer in 1985, and the Montreal Protocol on Substances that Deplete the Ozone Layer in 1987. The GEF supports projects in developing countries and countries with economies in transition (CEITs) that are not eligible for
Separation of concerns 1989, Chris Reade wrote a book titled "Elements of Functional Programming" that describes separation of concerns: Reade continues to say, Separation of concerns is crucial to the design of the Internet. In the Internet Protocol Suite, great efforts have been made to separate concerns into well-defined layers. This allows protocol designers to focus on the concerns in one layer, and ignore the other layers. The Application Layer protocol SMTP, for example, is concerned about all the details of conducting an email session over a reliable transport service (usually TCP), but not in the least concerned about how the transport service