Home Browse Category Environment Category FAQs Search : Environment # Question 11 What is the main objective of the United Nations Climate Change Conference (COP)? 12 What is the purpose of the Earth Hour campaign organized by WWF? 13 What is the purpose of the United Nations Environment Programme (UNEP)? 14 What is the theme for World Environment Day 2024? 15 What percentage of global greenhouse gas emissions come from cities? 16 What year did the Paris Agreement on Climate Change enter into force? 17 Which country currently leads the “Great Green Wall” initiative in Africa? 18 Which country is set to host World Environment Day in 2024? 19 Which country will host World Environment Day in 2025, and what is its theme? 20 Which gas is the most significant contributor to human-caused global warming? previous123next