Word: chronic
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Dates: during 1980-1989
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Today scientists have begun to shift the focus of research away from localized sources of pollution, like oil spills, which they now believe are manageable, short-term problems. Instead, they are concentrating on the less understood dynamics of chronic land-based pollution: the discharge of sewage and industrial waste and -- possibly an even greater menace -- the runoff from agricultural and urban areas...
...limit to how much damage a sector of ocean can take. Under assault by heavy concentrations of sludge, for example, the self- cleansing system can be overwhelmed. Just like decaying algae, decomposing sludge robs the water of oxygen, suffocating many forms of marine life. What effect chronic contamination from sludge and other wastes will have on the oceans' restorative powers is still unknown...
Baker insists that ennui was not responsible for his resignation, which he attributed to personal reasons. Joy, his wife of 37 years, is a recovering alcoholic who has undergone surgery for lung cancer, gastrointestinal problems and other ailments. Since his wife's recent hospitalization for chronic back pain, Baker has been spending more time shuttling from Washington to her bedside in Knoxville...
...from the last major hepatitis virus to elude detection: a blood-borne infectious agent that is known as hepatitis non-A, non-B. The virus strikes about 5% of the 4 million Americans who undergo blood transfusions each year, and it causes a range of symptoms from fatigue to chronic liver disease...
...present the outlook is not very bright," Olmsted said. "Consider the combination of chronic shortness in budgets and bureacratic face-saving tries for quick-fixes and cheap effects, and all this physical deterioration and it's just inevitable that it will have effects...