Tweet photo by Urban (source: Wikimedia Commons) Though no oil from the Deepwater Horizon oilrig disaster has reached the Florida Keys – a chain of 17,000 islands, which lies south of Miami and dividing the Atlantic Ocean and the Gulf of Mexico – the looming threat from the spill already casts its shadow. The Keys, a popular tourist destination, are home to rich and diverse ecosystems. If and when oil from the disaster reaches the islands, it is not known exactly what the extent of the damage to the environment might be. However, the tourist industry is already being hit hard due to a perception that the oil spill in the Gulf has already physically impacted the Keys area. Check out the following video report on the story from Al Jazeera English: Florida Keys hit by oil threat SUBSCRIBE TO NEWSLETTER Thank you, your sign-up request was successful! Please check your e-mail inbox. Given email address is already subscribed, thank you! Please provide a valid email address. Oops. Something went wrong. Please try again later.