New map of ‘mega ripples’ caused by dinosaur-killing asteroid helps recreate extinction event - Findings may help predict ...

A hardiness zone is a geographic area with a similar average minimum temperature. The map is based on the average annual extreme minimum temperature, so people in those areas know which plants can ...

The next phase of updated California Fire Hazard Severity Zones is set to be released Monday by the Office of the State Fire Marshal and Cal Fire. New maps rating the likelihood and severity of ...