Metrics and computer models fill in a still sketchy picture of what the river can contribute to fight coastal loss.
But sediment diversions are still more cost-effective over long distances and in the long-term.
The documents outline the Flood Protection Authority's case but won't be introduced as evidence in court.
But they voted not to send another name in cases in which the governor rejects a qualified candidate.
Eighteen recommendations apply to six or more diversions planned downstream from New Orleans.
Savings reach $20 million if levees are raised before they're armored. Subsidence puts area flood insurance at risk.
Parts of a 1.1-mile stretch of levee along the Gulf Intracoastal Waterway have sunk six inches since it was built. Repairs will cost $1 million. Officials say subsidence is inevitable, and it’s impossible to predict where it will happen.
After experts blamed pre-Katrina political hacks for ignoring safety issues, voters chose to have experts serve on levee boards. But Jindal has a litmus test that critics say undermines the changes: He wants members who will oppose a lawsuit against oil and gas companies for wetlands damages.
Since the BP oil spill, a group of environmental organizations has used private boats, planes and even satellite imagery to spot oil spills and report them to the federal government. You may be surprised to learn that they're the only ones doing this.
Given the state coastal authority's opposition to the suit, Wednesday's meeting could be contentious.