A green wave can refer to different things depending on the context. Here are some possible meanings:

• Tulane Green Wave: This is the name of the sports teams representing Tulane University in NCAA Division I college basketball.

• Traffic signal coordination: A green wave occurs when a series of traffic lights (usually three or more) are coordinated to allow continuous traffic flow over several intersections in one main direction. This can help reduce congestion and improve traffic flow.

• Surfing: In surfing, catching a green wave refers to catching an unbroken wave that has not yet broken. This is a key skill for surfers to master.

• St. Edward Fighting Green Wave: This is the name of the sports teams representing St. Edward High School in Illinois. The name was inspired by the rolling waves of the nearby Fox River.

Overall, a green wave can refer to different things depending on the context, but it often involves the color green and some kind of wave-like motion.