Nitrates and phosphates are nutrients that plants need to grow. In small amounts they are beneficial to many ecosystems. In excessive amounts, however, nutrients cause a type of pollution called eutrophication.Eutrophication stimulates an explosive growth of algae (algal blooms) that depletes the water of oxygen when the the algae die and are eaten by bacteria.itrates and phosphates are nutrients that plants need to grow. In small amounts they are beneficial to many ecosystems. In excessive amounts, however, nutrients cause a type of pollution called eutrophication.
Traditional economy. A traditional economy is any historical subsistence economy or one that otherwise falls outside the definitions of market or planned economies. A PURE traditional economy has NO changes in how it is done. Examples of traditional economies include those of the Inuit or those of the tea plantations in south India. Traditional economies are popularly conceived of as primitive or undeveloped economic systems, having tools or techniques seen as outdated.
DEFINITION of 'Command Economy'. A system where the government, rather than the free market, determines what goods should be produced, how much should be produced and the price at which the goods will be offered for sale.The command economy is a key feature of any communist society. command economy is an economic system in which the government, or the central planner, determines what goods and services ...