Old levees and dams, for example, can leave a community vulnerable to catastrophic flooding, as the Seattle area saw in December 2025 when flooding from heavy rainfall broke levees in multiple communities.
—
Bethany Tietjen,
The Conversation,
21 Sep. 2026
Before there were levees, there were 4 million acres of wetland here, an inland marsh that took the Sierra’s runoff every spring.
How levees work Levees are earthen embankments positioned parallel to a river that effectively raise the height of the banks of the river to prevent overflow when the river swells.
—
Kaleigh Yost,
The Conversation,
10 Sep. 2026
Ewa Mroczkowska’s production design also turns dewy embankments, decadent interiors, and sunrises over cemeteries into visions of storybook-like decay.
Like many inland dikes, the barrier in agricultural fields near the small town of Waddinxveen, east of The Hague, is made of peat that needs to be damp to be strong enough to hold back water.
Reuters reported in 2025 that China and India, the world's most populous countries, have built 68 major dams in the Himalayas and another 101 are in the pipeline.
—
Mamita Bhandari,
NPR,
23 Sep. 2026
Much of the Sacramento Valley depends on a network of levees, dams and bypasses to handle both large volumes of rainwater and extra releases from the many reservoirs in the mountains and foothills.
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