Message of hope rises from San Diego’s EarthFest — despite the din of jets passing overhead

Paige Parsons Roache was about to sing the virtues of plant-based foods Saturday in San Diego’s breezy Balboa Park when she held up a finger and told a tiny crowd, “Hold on!”
She was seconds from being drowned out by the roar of a commercial jet descending into San Diego International Airport, an indignity that befell three other environmentalists trying to connect with the public in the run up to Earth Day.
They were on a panel organized by San Diego EarthFest, the upstart suc