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...writing (ICD-11, which became available on 18 June 2018). You can read about DSM and anxiety in a short paper by David Kupfer from the Department of Psychiatry at the University of Pittsburgh School of Medicine, published in 2015 (a link to the article is provided in the References section). There continues to be considerable controversy and debate around the use of one...

...writing (2016), large scale oil extraction in polar regions hasn’t really begun – but if high oil prices return and summer sea ice continues to dwindle, the Arctic could be the next major oil extraction frontier. Life without oil? Oil is a fossil resource; it takes much longer to form (millions of years) than it takes for us to extract it. So are we going to run out?...

...Write some notes in the box below. Answer The Loess Plateau can be considered as a discrete ecosystem. As it became over-exploited the flow of energy through the food chains within the ecosystem changed and reduced. Unless the primary flow of energy from sunlight into plant material for consumers is maintained, the ecosystem will change in character and, as in the case of...

...writing at the bottom of the Stellarium screen. The main toolbar, consisting of a horizontal line of icons, will appear. [Described image] Figure 4 Main Toolbar The first three icons on the left can be used to switch on displays of constellation lines, names of constellations, and artwork depicting the mythical creature or person representing each constellation. Each...