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More than a million barriers on Europe’s rivers

Fresh water ecosystems can be adversely affected by barriers to the flow of water and a new study suggests that Europe’s river system is particularly badly affected.
Weir on a Northeast English stream removed by Tees Rivers Trust - a) before, b) during, c) after, d) 17 months after, removal.

Scientists show impact of human activity on bird species

Scientists have shown where bird species would exist in the absence of human activity under research that could provide a new approach to setting conservation priorities.
A Black-winged Stilt / Image B) A figure showing species simulated to colonise the UK