Now playing Next USA Toxic algae bloom kills thousands of fish in San Francisco Bay Toxic algae bloom leaves thousands of fish dead in San Francisco Bay 02/09/2022
Now playing Next no comment The March of the Penguins at San Francisco Zoo It is one of the most popular events at the San Francisco Zoo. The year's new batch of penguin chicks waddle their way past hundreds of excited guests, before ceremoniously taking their first swim at their new home on Penguin Island. 07/08/2022
Now playing Next Green News Train in the US derails as a result of 60 C degree heat Train crashes may become more and more common as climate change heats up the planet. 29/06/2022
Now playing Next Culture news New Pride flag: How the rainbow flag got its stripes The Pride flag flying in London this year is not the typical rainbow flag you probably know. What does it represent? 29/06/2022
Now playing Next Culture news Japanese man becomes oldest person to sail Pacific 83-year-old Kenichi Horie crossed the Pacific single-handedly, without stopping, in a 70-day trip. 06/06/2022
Now playing Next Conscious Travel Four luxury hotels helping to save the bees this World Bee Day Make a bee line for these insect-friendly hotels this World Bee Day. 20/05/2022
Now playing Next Destinations 6 amazing city breaks to go on as the US opens its borders North American borders open today on 8 November 2021, so here are the six best cities you can visit and everything you need to know. 08/11/2021
Now playing Next Eco-Innovation Why are our cities sinking and what does this mean for the future? Scientists are worried that cities are collapsing under their own weight. 16/02/2021
Now playing Next USA Monolith mystery continues as third structure appears in California The monolith discovery in California is the third such find this year after the structures were mysteriously erected in Utah and Romania, too. 04/12/2020
Now playing Next no comment Joe Biden supporters celebrate win in San Francisco, California The result came after a four-day wait for votes to be counted in key states. 08/11/2020
Now playing Next no comment Orange skies in San Francisco's Bay Area as smoke blocks out the sun Skies were so dark at times that it appeared more night than day. 10/09/2020
Now playing Next USA Watch: San Francisco Columbus statue vandalised on namesake US holiday The Italian navigator has become a polarising figure in the country and there have been calls for Columbus Day to be renamed "Indigenous Peoples Day". 15/10/2019
Now playing Next Eco-Innovation Finnair brings low carbon biofuel to long haul flights It is funded by an initiative allowing passengers to donate towards biofuel - which can cost five times more than regular jet fuel. 07/08/2019
Now playing Next USA San Francisco moves closer to ban on e-cigarettes San Francisco has outlawed the sale of e-cigarettes until the United States Food and Drug Administration completes a review of the health effects. 19/06/2019
Now playing Next no comment Grey whale found dead on San Francisco beach The 41-foot-long adult female was spotted Monday at Ocean Beach and would have been hit by a ship. 08/05/2019
Now playing Next no comment Flood waters wash over California's wine country Officials say flood waters have inundated a California town north of San Francisco and that the community is now only accessible by boats after a rain-swollen river overflowed its banks. 28/02/2019
Now playing Next no comment Watch: Voters cast their ballot in an unusual polling place in San Francisco Watch : Voters cast their ballot in an unusual polling place in San Francisco 07/11/2018
Now playing Next USA Burning Man festival founder Larry Harvey dies aged 70 The founder of a popular US counterculture festival, Burning Man, has died in San Francisco. 29/04/2018
Now playing Next USA A Valentine's love story: penguins leave their hearts in San Francisco Biologists hand out heart-shaped felt pieces to help penguins attract mates. 14/02/2018
Now playing Next USA Man accused of California terror plot The FBI says it has foiled a plot to launch an attack on a popular San Francisco tourist destination in the days before Christmas. 23/12/2017
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