Open problems · Water, floods & drought
The SLBC tunnel
The SLBC tunnel has been under construction since 2005. Part of it collapsed in Feb 2025, trapping eight workers.
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What we know
The SLBC tunnel has been under construction since 2005. In Feb 2025, part of it collapsed, trapping eight workers.
Open questions
- How much of the tunnel is complete, and how much has it cost so far?
- What did the inquiry into the collapse find?
- How many acres would the tunnel irrigate once complete?
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