What is sustainable development? Mention the principle and application of sustainable development?

The development process that aims to meet the needs of present generation without compromising the ability of future generations to meet their own needs without any deteriorations to the environment is called sustainable development.
The principles of sustainable development are:
        - Conservation of Ecosystem.
        - Sustainable development of Society.
        - Conservation of...

Explain the interrelationship among health, population and environment.

There is deep interrelationship among health, population and environment through different aspects. In the absence of any of these subject the other cannot exists or negative effect is seen to the other subjects. For example, the negative effect of population growth is seen in the health condition and environmental factors. Similarly, the health condition of the people gets degraded with the degradation of the natural factors. However, if we...

What is sex ratio?

Sex ratio is the ratio of male population to female population that is expressed as the number of male population for every 100 female population.

Explain the various aspects of health, population and environment.

Health, population and environment are interrelated to each other by different aspects like physical, biological, social, economic, science & technology, political, psychological aspects.

-Physical:
Physical aspects includes natural and artificial resources. The condition of physical resources affect the different aspect of health and population. The availability of different physical facilities generates good food, health...

Highlight the relationship between Environment population and health. 

First of all, try to understand what is environment, Population and Health and how they are interrelated to each others. Environment is the simply the combination of biotic abiotic and abstract components available in our surroundings. and population means the people dwelling in that particular place for particular time. Health is considered as the state of wellbeingness. lets move on discussing their relations. These three things run side by side  and can remain in good condition only...

What is Buffer zone?

The area surrounding the national parks and conservation areas managed for the human settlement is called buffer zone.

Illustrate the relation of science and technology in health, population and environment.

Science and technology is co-related with health, population and environment. They are the significant means of development process. It's making the human life more comfortable and productive invention of various technology has made the treatment of health easy and reliable. It's also playing equal role for the improvement of population. Beside it, it has an effective role for the preservation of environment. Also it helps for the progress of other...

What is eco-system? Explain with components.

Eco-system is a basic functional unit consisting of both biotic and abiotic components, interacting and interdependent to each other for maintenance of life process. The term 'ecosystem' is derived from two words 'eco' and 'system' cohere 'eco' implies to environment and 'system' implies to interacting and interdependent complexity. An ecosystem may be as small as a pond or cropland ecosystem and as large as an ocean,...

When was the approach of basic needs developed?

The approach of basic needs was developed in 1970 AD.