Twice a year a 1.2 billion year old algae blooms off the coast of Oman into the size of Texas – and it gets bigger every season. Visible from space, NASA and local scientists studying the growing phenomenon believe it is connected to climate change and worry it is a harbinger of whats to come: massive sea changes in marine ecosystems that threaten species, fishing industries, off shore oil extraction, desalination plants and tourist sectors depending on clear blue, not stinky green, waves.