source: [□]
destination: [□=□]
spec: Man-made hazards include water pollution , especially in the vicinity of ports and industrial areas , and the effects of toxic chemicals , which are introduced to farmed areas to control pests and diseases in crops and which become adverse if they pass into estuarine and nearshore fisheries and brackish fish ponds . Man-made sources include the mining and burning of fossil fuels , digestive processes in ruminant animals such as cattle , rice paddies and the burying of waste in landfills . Man-made chemicals and weather conditions over Antarctica combine to deplete stratospheric ozone concentrations during the winter months there . A good , but unknown , comic can earn $ 1,000 a week just by playing the city 's clubs . Avoid heavy meals close to bedtime . Candidate needs to be familiar with Microsoft Word , have the ability to work independently , possess good written and verbal communication skills , and have experience with public speaking . Man-made sulphurous particulate matter can even reduce the temperature-raising effect of greenhouse gases . Man-made sources include some electronic equipment ( such as microwave ovens and television sets ) , medical sources ( such as x-rays , certain diagnostic tests , and treatments ) , and from nuclear weapons testing . This year , the Faculty Special Award of Merit goes to Geof Ross for his exceptionally well-integrated understanding of the many diverse concepts , theories , and methods that we teach at GSLIS .