विश्व प्रकृति संरक्षण दिवस वैश्विक स्तर पर हर साल निम्नलिखित में से किस तारीख को मनाया जाता है?

Which day of the year is designated by the United Nations as the International Day for Biological Diversity?

Which country served as the global host for World Environment Day 2025, focusing on the global effort to end plastic pollution?