Correct Answer: Option D - All are correct
The question asks about the slogan "Only One Earth" and three statements related to it. Let's examine each statement:
"Only One Earth" was originally the slogan of the Stockholm Conference 1972 - This is correct. The United Nations Conference on the Human Environment held in Stockholm, Sweden in 1972 (also known as the Stockholm Conference) used "Only One Earth" as its slogan. This was the first major international conference focused on environmental issues.
It was reused for World Environment Day 2022 - This is correct. The United Nations Environment Programme (UNEP) chose to revive the slogan "Only One Earth" for World Environment Day 2022, emphasizing the need to live sustainably in harmony with nature. The slogan was deliberately chosen to commemorate the 50th anniversary of the Stockholm Conference.
It signifies the importance of biodiversity conservation - This is correct. The slogan "Only One Earth" emphasizes that we have just one planet with finite resources, and highlights the need to protect all its ecosystems and biodiversity. Conservation of biodiversity is a key component of sustainable living and environmental protection that the slogan advocates for.