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economies are popularly conceived of as primitive or undeveloped economic systems, having tools or techniques seen as outdated.
A communist economy is one of the three types of economic system. The two others are the capitalism economy and the mixed economy. The communist economy is also known as the â¦ planned economy.In a communist economy, it is fully operated by the government.There are only state owned and controlled businesses. communist economy is one of the three types of economic system. The two others are the capitalism economy and the mixed economy. The communist economy is also known as the â¦ planned economy.