Researchers from the University of Colorado Boulder have discovered an invisible, 'Star Trek-like' shield more than 11,500 km above the Earth that's influenced by space weather. It's thought to protect the planet from dangerous electrons that zip around close to the speed of light.
Expected Max UV Observation:
This is today's expected maximum UV reading, taking today's weather into consideration.
- Minimal sun protection required for normal activity
- Wear sunglasses on bright days. If outside for more than one hour, cover up and use sunscreen
- Reflection off snow can nearly double UV strength. Wear sunglasses and apply sunscreen