Tag: sustainable development with equity

• Trapping of sun’s heat in the lower atmosphere due to increase in the pollution causing gases like carbon dioxide is called greenhouse effect.
  
• Greenhouse gases are water vapour, carbon dioxide, methane and ozone, nitrous oxide etc.
  
• Sun’s radiation is partly absorbed by earth and rest of the radiations are reflected back to the atmosphere which is escaped. But the greenhouse gases form a blanket in the atmosphere and traps the radiation from escaping. This causes an increase in earth’s temperature resulting in Global warming.
  

Introduction of substances that are harmful to the environment is called environmental pollution and the substance is called pollutant. A pollutant which is directly released into the environment is called primary pollutant. Examples of primary pollutants are Carbon mono oxide, particulate matter like dust, ash, salt particles etc.

'Compendium on Human Rights and the Environment' is released by United Nation’s Environment Program. All the given options are true regarding this, because it describes multilateral environmental agreements, it describes international human rights treaties, it describes international resolutions and declarations.

Introduction of substances that are harmful to the environment is called environmental pollution and the substance is called pollutant. A chemical substance which is not a pollutant but becomes a pollutant on reaction with other substance is called secondary pollutant. Example, secondary pollutant include ozone, which is formed when hydrocarbons (HC) and nitrogen oxides (NOx) combine in the presence of sunlight, acid rain, which is formed when sulphur dioxide or nitrogen oxides react with water etc.

• Joint forest management is originated in West Bengal accidentally in 1971. According to this policy, there exists partnership between state and local communities in safeguarding forests.
  
• Forests are protected from illegal harvesting and exporting of timber. Forests are also protected from fire and grazing, in exchange, people get non-timber products and a share of revenue from the sale of timber.
  

Arhus convention which provided right to access information, public participation in decision-making and access to justice in environmental matters took place in Denmark. This was signed on 25 June 1998. 

Ecology is the branch of science dealing with the relation between organisms and surrounding environment.

It is always necessary to maintain ecological balance for sustainable development. Over exploitation and mismanagement of water resources will impoverish this resource and cause ecological crisis that may have profound impact on our lives.

Based on the object possessing life or not, the objects are classified as biotic and abiotic.

Abiotic: these are the objects that do not possess life. Among the given options only plants are included under biotic category and rest which includes air, water and soil belong to abiotic objects.

• Sustainable development is the process of utilizing natural resources for human development without completely depleting them but by sustaining the ability of nature to continue to provide its resources.
  
• Equity is the central ethical principle behind sustainable development. Equity here means everyone should have equal access to community resources and opportunities.
  

Development that meets the needs of the present without compromising the ability of future generations to meet their own needs is called sustainable development. Sustainable development is the process of utilising natural resources for human development without completely depleting them but by sustaining the ability of nature to continue to provide its resources.