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1. **Air Pollution in UK Cities**
Dr Helen Wood, a research fellow, highlights that despite some improvements over time, air pollution in London, Luton, and other UK cities still remains above safe guideline levels. She emphasizes that more action is needed to reduce pollution.
2. **Whale Sightings Surge 40 Years After Hunting Ban**
A study from the University of Cape Town shows a significant increase in sightings of Antarctic blue whales and fin whales off southern Africa, with 95% of sightings occurring since 2012. This recovery follows the 1986 global moratorium on commercial whaling. Although some countries still hunt whales, global whale kills are at historic lows.
3. **Atlantic Bluefin Tuna Return to English Waters**
For the first time in over 60 years, bluefin tuna have been spotted off northeast England. This signals a healthier marine ecosystem. The fish disappeared by the 1960s due to overfishing and prey depletion. Their return is likely due to improved fishery management, with climate change potentially playing a role. Tagging efforts are underway to learn more about the tuna’s origins.
4. **Portuguese City Makes Public Transport Free**
Portugal’s second largest city has launched a new policy allowing free travel on buses, trains, and trams. The goal is to encourage residents to shift from car use to public transport, helping reduce traffic and pollution.
If you need more detailed information on any of these stories, feel free to ask!
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