Environment (UPSC)
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Q. A carbon offset program costs $20 per ton of CO2. If a company needs to offset 250 tons, how much will it cost?
Q. A city has reduced its carbon emissions by 20% over the last year. If the original emissions were 500 tons, what are the current emissions?
Q. A city plans to reduce its carbon emissions by 20% over the next 5 years. If the current emissions are 5000 tons, what will be the target emissions after 5 years?
Q. A community is trying to recycle 60% of its waste. If they produce 1200 kg of waste, how much waste do they aim to recycle?
Q. A conservation project aims to plant trees in a deforested area. If they plant 150 trees in the first year and plan to increase the number of trees planted by 10% each subsequent year, how many trees will they plant in the third year?
Q. A country aims to reduce its greenhouse gas emissions by 30% over the next 5 years. If the current emissions are 1,200 million tons, what will be the target emissions?
Q. A farmer has 120 acres of land. If he wants to conserve 25% of his land for wildlife, how many acres will he conserve?
Q. A park is planning to reduce its energy consumption by 15% next year. If the current consumption is 8000 kWh, what will be the new consumption after the reduction?
Q. A renewable energy project costs $500,000 and is expected to save $50,000 annually in energy costs. How many years will it take to break even?
Q. A solar panel installation reduces electricity costs by 40%. If the original cost was $500 per month, what will be the new cost after the reduction?
Q. A wildlife reserve has 250 animals. If 10% of them are endangered species, how many endangered species are there in the reserve?
Q. If a city reduces its carbon emissions by 15% annually, how much will it reduce if its current emissions are 800 tons?
Q. If a factory emits 200 tons of CO2 per day, how much CO2 will it emit in a week?
Q. If a factory reduces its water usage by 30% and uses 7000 liters after the reduction, what was its water usage before the reduction?
Q. If a forest absorbs 2.5 tons of CO2 per hectare per year, how much CO2 will a 10-hectare forest absorb in 3 years?
Q. If a forest absorbs 30 tons of CO2 per hectare per year, how much CO2 will it absorb in 5 hectares?
Q. If a glacier is melting at a rate of 1.2 meters per year, how much will it have melted in 15 years?
Q. If a river's pollution level is reduced by 25% and the current level is measured at 200 units, what will be the pollution level after the reduction?
Q. If a water reservoir loses 15% of its water due to evaporation each month, how much water remains after 3 months if it initially holds 1000 liters?
Q. If the average global temperature increases by 1.5°C, what will be the new average temperature if the current average is 14°C?
Q. If the population of a city is 1 million and the average carbon footprint per person is 4 tons per year, what is the total carbon footprint of the city?
Q. If the sea level rises by 3 mm per year, how much will it rise in 10 years?
Q. The 'Chipko Movement' in India is primarily associated with which of the following? (1973)
Q. The 'Green Revolution' in India aimed at increasing agricultural production but also raised concerns about which of the following? (1960)
Q. The concept of 'climate refugees' emerged in response to which of the following phenomena? (2000)
Q. The concept of 'Ecological Footprint' was popularized in which decade? (1990)
Q. The concept of 'Sustainable Development' can be traced back to which of the following historical events? (1987)
Q. The concept of 'Sustainable Development' in the context of conservation was popularized by which report? (1987)
Q. The concept of 'sustainable development' was popularized in which of the following reports? (1987)
Q. The Dust Bowl of the 1930s in the United States was primarily caused by which combination of factors? (1930)