NCERT Class 12 Environment & Ecology — Chapter 1: Environment and Natural Resources

Which of the following developments consolidated the environmental agenda in global politics in the late 20th century?

Consider the following pairs regarding international agreements: 1. 1959 Antarctic Treaty - Regional activity limitations 2. 1987 Montreal Protocol - Stratospheric ozone protection 3. 1991 Antarctic Environmental Protocol - Environmental safeguards 4. UNFCCC - Immediate emission cuts for all countries Which of the pairs given above are correctly matched?

Which of the following statements about the 1992 Earth Summit is/are correct? 1. It was held in Rio de Janeiro and involved states, NGOs, and corporations. 2. It focused exclusively on trade tariffs and ignored biodiversity issues. 3. It produced Agenda 21 as a blueprint for sustainable development. Select the correct answer using the code given below:

Which of the following factors contributed to the decline of common property resources? 1. Privatisation 2. Agricultural intensification 3. Population growth 4. Ecosystem degradation Select the correct answer using the code given below: