Tsunamis

A man holds an "estelada" or independence flag during a protest in Barcelona, Spain, Thursday, Oct. 17, 2019. Catalonia's separatist leader vowed Thursday to hold a new vote to secede from Spain in less than two years as the embattled northeastern region grapples with a wave of violence that has tarnished a movement proud of its peaceful activism. (AP Photo/Joan Mateu)

A group of supporters of the trial shows banners reading "unjust sentence" in front of Tokyo District Court in Tokyo Thursday, Sept. 19, 2019. The court on Thursday ruled that three former executives for Tokyo Electric Power Company were not guilty of professional negligence in the 2011 Fukushima meltdown. It was the only criminal trial in the nuclear disaster that has kept tens of thousands of residents away from their homes because of lingering radiation contamination. (Satoru Yonemaru/Kyodo News via AP)

A group of supporters of the trial shows banners reading "unjust sentence" in front of Tokyo District Court in Tokyo Thursday, Sept. 19, 2019. The court on Thursday ruled that three former executives for Tokyo Electric Power Company were not guilty of professional negligence in the 2011 Fukushima meltdown. It was the only criminal trial in the nuclear disaster that has kept tens of thousands of residents away from their homes because of lingering radiation contamination. (Satoru Yonemaru/Kyodo News via AP)

In this Thursday, Aug. 1, 2019, photo, evidence of a Cascadia earthquake's awesome destructive power is visible at the beach in Neskowin, Ore. A "ghost forest" of Sitka spruces juts up from the beach in the tiny town. The trees were likely buried by tsunami debris 2,000 years earlier, and partially uncovered by storms in 1997. (AP Photo/Andrew Selsky)

FILE - This Sept. 4, 2017, aerial file photo shows Fukushima Dai-ichi nuclear power plant reactors, bottom from right, Unit 1, Unit 2 and Unit 3, in Okuma town, Fukushima prefecture, northeastern Japan. The utility company operating Fukushima's tsunami-wrecked nuclear power plant said Friday, Aug. 9, 2019 it will run out of space for tanks to store massive amounts of treated but still contaminated water in three years, adding pressure for the government and the public to reach consensus on what to do with the water. (Daisuke Suzuki/Kyodo News via AP, File)

FILE - In this Aug. 10, 2006, file photo, the Fukushima Daini Nuclear Power Plant in Tomiokamachi, Fukushima Prefecture, is seen. The operator of the nuclear plant wrecked by a tsunami is considering decommissioning more reactors in northeastern Japan. Tokyo Electric Power Company Holdings says a decision is pending on dismantling the four reactors at the Fukushima Dai-ni plant. (Kyodo News via AP, File)

Residents sleep on the ground after leaving their homes to find higher grounds following an earthquake in Gane Utara, North Maluku, Indonesia, Sunday, July 14, 2019. A strong, shallow earthquake struck eastern Indonesia on Sunday, damaging some homes and causing panicked residents to flee to temporary shelters. There were no immediate reports of casualties, and authorities said there was no threat of a tsunami. (AP Photo)

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