Dolphins in Lisbon river show benefits of protecting nature
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Frolicking dolphins
Along Portugal's longest river, lots of frolicking dolphins nowadays delight locals and tourists - thanks to efforts in recent years to protect the oceans
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Number of dolphins increased
The number of dolphins swimming from the Atlantic Ocean into the mouth of the River Tagus at Lisbon has increased significantly in recent times as pollution levels dropped.
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'200 days a year'
Local sailors say that in the past 10 years, with the water quality improving, they have started seeing wildlife much more frequently. The frequency has improved from 10 times a year to 200 days a year.
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Preserving Nature
Local guides and tour operators organise trips to see bottlenose and common dolphins in the river. These trips also aim to create awareness about the importance and the benefits of nature preservation.
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UN Ocean Conference
Senior officials and scientists from more than 120 countries are due to attend the five-day UN Ocean Conference in Lisbon this week. The UN is hoping this will bring fresh momentum for protracted efforts to find an international agreement on protecting the world’s oceans
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A declaration awaited
The oceans face a “severe” threat from global warming, pollution, acidification and other problems, the U.N. says. The conference is set to adopt a declaration that, although not binding on its signatories, could help implement and facilitate the protection and conservation of oceans and their resources.