behaviour or activities that make people believe that a company is doing more to protect the environment than it really is: 
  The environmental movement has warned consumers against greenwashing, saying that when businesses use terms such as "environmentally friendly" and "green" they are often meaningless.
 - Despite the greenwashing, it's not clear to me that he really intends to take strong action on climate change.
 - Privately, some haulers accuse each other of greenwashing, or falsely hyping their environmental credentials.
 - Greenwashing involves taking an existing product and spinning its environmentally-friendly virtues even if there are none.