Weather Blog A Seaweed Economy Tied to the Tides Farming of this valuable product has become common in recent decades in the waters of Tanzania’s Pemba Island. Read More… About Author OTW Observer See author's posts Continue Reading Previous: London weather map shows exact day sweltering 40C heatwave will hitNext: Southwest monsoon season: What you need to know Related Stories Arctic Sea Ice Ties for 10th-Lowest on Record Weather Blog Arctic Sea Ice Ties for 10th-Lowest on Record September 19, 2025 Cooper Creek Replenishes Lake Eyre Weather Blog Cooper Creek Replenishes Lake Eyre September 17, 2025 Australia’s Howick River Weather Blog Australia’s Howick River September 17, 2025