ALSO: Measles outbreak linked to California Disney theme parks.

  The biggest obstacle to turning salt water into fresh water is the considerable energy that’s required.

  o better meet the health needs of migrant farm workers, health care professionals will need to expand their training to include background in the social issues and conditions that affect those patients.

  To learn about the harsh realities of a migrant farm worker’s life, researcher Seth Holmes took a first-person approach, living and working alongside them for a season.