CDC Researcher Marc Dolan inserts a hand treated with nootkatone into a cage of hungry mosquitoes. The all-natural chemical is a powerful repellant and has the essence of grapefruit.
Credit Centers for Disease Control and Prevention
Since West Nile Virus was first identified more than a decade ago, applying bug spray became a must for summer outings. But sprays containing DEET can be a turn off. They can be smelly and feel greasy.
Across many parts of Colorado, recent rains and flooding have left behind ample breeding grounds for mosquitoes, and health concerns are growing after Boulder County officials reported the first human case of West Nile virus this week. Many cities and counties are trying to strike a balance between protecting the public and their bottom line.