1. What are the major questions/hypotheses proposed in this article?
2. What experimental techniques were used to address these questions?
3. What did the author(s) conclude?
4. Do you agree with the author(s) conclusions?
Article - Global Biodiversity: Indicators of Recent Declines by Stuart H. M. Butchart1,2,*, Matt Walpole1, Ben Collen3, Arco van Strien4, Jörn P. W. Scharlemann1, Rosamunde E. A. Almond1,