The Ecology Book

239 agriculture or urban development; others are irreversibly damaged by pollution. Nutrient runoff from agricultural fertilizer ...

240 WE ARE SEEING THE BEGINNINGS OF A RAPIDLY CHANGING PLANET THE KEELING CURVE T he Keeling Curve, named after Charles Keeling, ...

241 Mauna Loa in Hawaii is an ideal site for an atmospheric research station. The high altitude and remote location of the volca ...

THE CHEMICAL BARRAGE HAS BEEN HURLED AGAINST THE FABRIC OF LIFE THE LEGACY OF PESTICIDES US_242-247_Pesticides.indd 242 22/11/20 ...

US_242-247_Pesticides.indd 243 12/11/18 6:25 PM ...

244 A rguably the most revered and influential book ever published on the subject of environmentalism, Silent Spring garnered a ...

245 indiscriminate spraying of DDT had been killing wildlife. Carson swiftly approached the editor of the New Yorker, E.B. White ...

246 THE LEGACY OF PESTICIDES A persistent poison DDT (dichloro-diphenyl- trichloroethane) belongs to a group of pesticides calle ...

247 After DDT was banned in many countries, Osprey populations—which had declined significantly from the 1940s—began to recover. ...

248 T he effects of acid rain on stone were noticed as long ago as the 17th century in England, and in Norway in the 19th centur ...

249 See also: Endangered habitats 236–239 ■ Pesticides 242–247 ■ Deforestation 254–259 ■ Depletion of natural resources 262–265 ...

250 A FINITE WORLD CAN SUPPORT ONLY A FINITE POPULATION OVERPOPULATION I n 1968, two scientists in the US issued dire warnings a ...

251 See also: Human activity and biodiversity 92–95 ■ The Verhulst equation 164–165 ■ Depletion of natural resources 262–265 ■ U ...

252 DARK SKIES ARE NOW BLOTTED OUT LIGHT POLLUTION A ccording to some ecologists, light pollution—the amount of artificially gen ...

THE HUMAN FACTOR 253 celestial objects in the night sky. In 1988, American astronomers Tim Hunter and David Crawford founded the ...

I AM FIGHTING FOR HUMANITY DEFORESTATION US_254-259_Deforestation.indd 254 12/11/18 6:25 PM ...

I AM FIGHTING FOR HUMANITY DEFORESTATION US_254-259_Deforestation.indd 255 12/11/18 6:25 PM ...

256 D eforestation is the removal of forest or woodland for conversion to nonforest use. This can be conversion to agricultural ...

257 affected. Concern for the rain forest was first raised in the 1970s when activist Chico Mendes—who went on to become a found ...

258 farmers, and a third by commercial interests. Urban development, logging for the best-quality lumber, mining and quarrying, ...