What’s the Environmental Record of Tim Walz? That story and more on H2O Radio’s weekly news report.Headlines:Environmentalists are ecstatic about the choice of Governor Tim Walz to be Kamala Harris's running mate.How a party balloon shut down a water system.A healthy ocean depends on a variety of sharks, but humans are killing many species at unsustainable rates.This bright idea could help meet worldwide energy demands and mitigate the climate crisis.