Health: Senior Citizens
Senior Citizens As per the Census figures of 2011, the population of senior citizens (60 + age) in India is 10.38 crore i.e., 8.6% of the total population. The share of elderly persons increased from 5.6% in 1961 to 8.6% … Continue reading
Agriculture: Sustainable Agriculture
Definition Sustainable agriculture refers to farming practices that meet current food needs without compromising the ability of future generations to meet theirs. It emphasises environmental health, economic profitability, and social and economic equity. Principles Environmental Health: Practices aim to maintain … Continue reading
Ocean Acidification: Steps Taken to Address Ocean Acidification
India The National Action Plan on Climate Change (NAPCC) of India describes methods for reducing carbon emissions as part of its mitigation initiatives. These activities cover indirectly addressing ocean acidification. Institutions conducting maritime research include the National Institute of Oceanography … Continue reading
Ocean Acidification: Impacts of Ocean Acidification
Coral Reefs – Corals’ capacity to form and maintain their calcium carbonate skeletons, which are important for their structure and growth, is hampered by rising acidity. This can result in weakened and damaged coral reefs, which provide habitat for a … Continue reading
Ocean Acidification: Causes of Ocean Acidification
Burning Fossil Fuel – When fossil fuels like coal, oil, and natural gas are burned for energy, huge volumes of CO2 are released into the atmosphere. The pH drops as a result of the seas absorbing this CO2, which then … Continue reading
Ocean Acidification: Basics
Basics Ocean acidification is the continual decline in the pH values of the Earth’s seas, making them increasingly acidic. The absorption of extra carbon dioxide (CO2) from the atmosphere by seawater is the primary cause of this occurrence. Carbonic acid … Continue reading
United Nations Convention to Combat Desertification (UNCCD)
Establishment and Ratification Emerged from the 1992 Rio de Janeiro Earth Summit. Established in 1994 in Paris. Ratified by 196 countries and the European Union India ratified in 1996. Purpose and Significance Ensures global action against land degradation. Only legally … Continue reading
Soil Conservation
Crop Rotation: Planting different crops in sequence helps replenish nutrients in the soil, control pests and diseases, and prevent soil erosion. Reduced Tillage: Minimizing tillage practices like plowing reduces soil disturbance, helps retain moisture, and improves soil structure. Cover Cropping: … Continue reading
Land Degradation
Definition Refers to the decline in soil quality resulting from inappropriate use, often for agricultural, pastoral, industrial, or urban purposes. It encompasses various forms of deterioration, including physical, chemical, and biological aspects. Causes Human Activities: Unsustainable Agricultural Practices: Overgrazing, excessive … Continue reading
Climate Change: International Environmental Conventions and Laws
United Nations Conference on the Human Environment (1972) Held in 1972 at Stockholm, Sweden, it played a role in the emergence of international environmental law. The conference led to the adoption of the Stockholm Declaration and the Action Plan for … Continue reading