简答题What are the common shapes of EKC Curve? A、U-shaped B、Inverted U-shaped C、Synchronous progressive curve D、N-shaped简答题China has become the country with the largest increase in forest resources in the world.简答题Sustainable development includes _____. A、ecological sustainable development B、economic sustainable development C、social sustainable development D、all of the other options are correct简答题China’s Agenda 21 is the first national sustainable development strategy in the world.简答题Agenda 21 includes_____. A、overall strategy and policy for sustainable development B、social sustainable development C、economic sustainable development D、reasonable use of resources and environmental protection简答题The form of the environmental Kuznets curve is uncertain, and it varies according to the indicator, region and other factors selected.简答题Can China follow the way of “pollution first, treatment afterwards”? _____ A、Yes B、No C、Either D、Uncertain简答题2030 Agenda for Sustainable Developmentcalls on all countries to take action, and strive to achieve the _____ sustainable development goals. A、15 B、16 C、17 D、18简答题Which of the following are characteristics of the Environmental Kuznets Curve? A、Uncertain specific form B、Uncertain turning point C、Uncertain variable D、Uncertain peak value简答题Environmental Kuznets Curve hypothesis was proposed by Kuznets.