united nations economic commission

The importance of maintaining the ecological balance and conservation of the resources has been increasingly becoming clear in the last two decades. It has now become necessary for all countries in the world to recognise this fact and plan what is known as 'sustainable development'. The Unite..

An operon is the unit of transcription. When excess protein is present, it is no longer economical for the cell to use up its energy and materials in the synthesis of enzymes that are not immediately needed. Hence, the protein synthesis is stopped. This is clearly advantag..

Introduction - Although population of some animals is also studied, the population of human beings is most extensively studied. Whenever the word population is used, it connotes the human population. Population is one of the most important subjects known for having large scale ramifications on ..

An operon is the unit of transcription. When excess protein is present, it is no longer economical for the cell to use up its energy and materials in the synthesis of enzymes that are not immediately needed. Hence, the protein synthesis is stopped. This is clearly advantageous f..

Living and Working Together in Families and Communities, Now and Long Ago The History of Students' Own State or Region The History of the United States: Democratic Principles and Values and the People from Many Cultures who Contributed to its Cultural, Economic, and Politica..

- Rate at which population is growing. It is expressed on annual or decimal basis. It is difference between birth rate and death rate. Each one of the above derived parameter has specific significance in the study of population. Many of the above parameters are simultaneously studied at rural a..

Bangalore: 24th April. The State was plunged into darkness on sunday night as the Southern grid tripped . By Tuesday, the power supply had been restored with all units of the hydel power stations at Nagihari and Sharavathy, and the Raichur thermal power station coming back to the grid..

The branch of physics dealing with the study of optical phenomena is called optics. This can be divided into two categories, ray optics and wave optics. Wave optics describes the connection between waves and rays of light. The wave theory of light was put forth by Huygen and later modified by Frens..

Wave Optics - Introduction - The branch of physics dealing with the study of optical phenomena is called optics. This can be divided into two categories, ray optics and wave optics. Wave optics describes the connection between waves and rays of light. The wave theory of light was put forth by Huyge..

Era 1: Three Worlds Meet (Beginnings to 1620) Era 2: Colonization and Settlement (1585-1763) Era 3: Revolution and the New Nation (1754-1820s) Era 4: Expansion and Reform (1801-1861) Era 5: Civil War and Reconstruction (1850-1877) Era 6: The Development of the Industrial Unite..