Geography & History Notes | KCSE, NECTA, ZIMSEC & GCSE

  The following are some of the environmental hazards that occur in different parts of the world. Tropical cyclones Powerful winds like Tropical Cyclones cause havoc in the environment over which they prevail. The cyclones are formed by depression (areas of low pressure). they are called hurricanes in Caribbean, typhoons in Far East, Willy Willies in Australia and Tornadoes in North America. Waterspouts these are violent whirling winds that form funnels of water that cause turbulence in the inland water bodies such as lakes. In Kenya, they have destroyed buildings (e.g. carrying away of classroom roofs), capsizing boats and destroying fishermen’s nets in Lake Victoria. Seismic disturbances earthquakes cause a lot of damage to buildings, interfere with transport and communication and cause loss of life. Mild earthquakes are called tremors. Earthquakes may also cause Tsunami like the one that occurred in 2004 in the pacific highlands and felt upto the East African Coast. Volcanic Eru...

  The year 2016 was the warmest year since record-keeping began in 1880. The global average surface temperature last year was 0.94°Chigher than the 20th-century average and July was the warmest month ever recorded. Two phenomena were responsible for this. One was climate change and the other was El Nino. Previously 2014 was the warmest year and the record was broken in 2015 and subsequently now in 2016 showing a continuous rise in the earth’s temperature. This is only the second time that the annual temperature record has been broken three years in a row. The previous trio was during World War II. All 16 years in our current century rank among the 17 warmest on record. RELATED POSTS 9 CONDITIONS FAVOURING IRRIGATION FARMING IN EGYPT 5 CAUSES OF RURAL-RURAL MIGRATION IN KENYA 10 AIMS OF KILOMBERO VALLEY IRRIGATION SCHEME 4 FEATURES OF MAP STATEMENT SCALE 10 ADVANTAGES OF OIL PRODUCTION IN THE MIDDLE EAST 7 DISADVANTAGES OF AIR TRANSPORT 10 PROBLEMS FACING COFFEE FARMING IN KENYA IMP...

  The term “ environment” refer to the surrounding and the influence surroundings have on living things. Surroundings include the living and the non living things. Thus environment include land, water, atmosphere and living things. In the environment, human beings are taken to be the center because they influence the environment and in turn it influences them. Simply environment includes everything surrounding us including ourselves.     THE COMPONENTS OF ENVIRONMENT Our environment is often divided into three components. These are the physical, the living and the cultural environment. The Physical Environment It consist of air, water, soil and rocks.   The living Part of the Environment; The second component is the habitat which is the home of living things (all living things). The habitat provide conditions necessary for life to prosper. The various creatures depend on each other for survival E.g. animals depends on plants for foods, plants depends on in...

  Rufiji basin development is found in Tanzania, the government of Tanzania organized the development to support economic activities of the people. Benefits of Rufiji Basin development: It has promoted the market for the Hydro Electric Power (HEP) from Kidatu power plant. There has been flood control. The scheme has stimulated the development and maintenance of the railway lines and roads. It has lead to the creation of employment opportunities in the valley. It has promoted living standards of people through employment. The development of villages and towns, for example new towns like Kidatu, Makambako and Mikumi. The company provides expert advice to the farmers on good farming techniques and solutions to their farming problems. Problems facing Rufiji Basin Development Poor labour supply due to rural urban migration. Diseases like Cholera and malaria affect the farmers such that they fail to contribute effectively in the development of the scheme. The climate problems like draugh...