On Our Radar: Limping Toward the End in Rio Although serious policy discussions have unfolded at the Rio+20 environmental conference in Brazil - along with plenty of theatrics - it will wrap up today without committing nations to any binding targets on sustainability. The Washington Post Venezuela establishes a 1,440-square-mile shark sanctuary in the Caribbean and bans shark finning in all of its territorial waters. Swollen rivers and creeks ravage parks and creeks across Duluth, Minnesota, and force the evacuation of people in low-lying areas. "We've lost nearly every trail with any up-and-down to it," a city coordinator says. The Duluth News-Tribune Twelve years into a multibillion-dollar state and federal effort to save the Florida Everglades, scant progress has been made in restoring the core of the ecosystem, the National Research Council reports.