On a recent September afternoon, golden-hour sunlight shone through the translucent hairs of ancient plant matter stuck in mud that scientist Matt Costa pulled from one of San Diego’s last coastal salt marshes. “These are organisms kept from passing on into the next life,” Costa said. “And that’s all carbon.” The 40-acre Kendall-Frost marsh is […]
Tag: Mission Bay
Posted inEconomy, Government, Letters, Opinion