This type of measurement using quantitative data should be interpreted with care. At least here in Brazil most of places where some impact occur have an increase in net diversity and abundance. Many new sp. invade the niche left open by the former community and what you see is a shift of the entire community.
ImaCake|5 years ago
rcoveson|5 years ago
Agreed, though with the notable exception of my own housing suburb, which I prefer over whatever it may have replaced.
rvp-x|5 years ago