Guardian: Fewer birds will migrate to the UK each year as warmer temperatures caused by climate change will encourage them to spend winters closer to home, a report warned today. Research from the Wildfowl and Wetlands Trust (WWT) has shown a big drop in the numbers of ducks, geese, swans and wading birds migrating to UK wetlands in winter. The report, published by the WWT, the British Trust for Ornithology and the RSPB, says climate change and milder winters may cause many birds to …