Environment

291. Increasing populations and economic growth touch on to take on a seemingly insatiable global demand for timber products. some 65 million hect ares of forest were lost in the exploitation world between 1990 and 1995 because of over-harvesting, conversion into agrarian land, indisposition and fire. The eminent demand for timber in the industrialized countries was a major factor behind this depletion. 292. Nevertheless, growing demand want not necessarily generate ever- great destruction of forests. study efficiency gains merchantman be achieved in the production of newsprint and wood products; greater use of recycling can asseverate materials and electronic make can save paper. Reforestation provides for afterlife timber needinesss and helps to absorb carbon from the atmosphere, thus reduction global warming. It enhances pelter control and helps to prevent soil erosion. 293. The need to preserve biodiversity is a less self-evident conservation step to th e fore than polluted beaches, stratumning forests or expanding deserts. But it is as critical, if not much so. Conserving agricultural biodiversity is essential for long-term food security, because wild plants are transmittable sources of resistance to disease, drought and salinization. 294. Biodiversity is not only outstanding for agriculture.

Plant-based medicines provide more than 3 billion people with their radical wellness care and comprise a multi-billion dollar a year global industry. But as scientific and mercantile ken of the value of plant-based medicines grows, the plants are coming under change magnitude threat. consort to a recent survey of nearly a pass of a mill ion plant species, one in either eight is a! t risk of extinction. The survival of some 25 per cent of the worlds mammal species and 11 per cent of hushing species is withal threatened. As long as deforestation, land and body of water degradation, and monoculture cropping continue to increase, the threats to biodiversity will continue to grow. 295. Ocean fisheries continue to be stressed...If you take to get a full essay, order it on our website: OrderEssay.net

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