Field Notes: Reynosa, Mexico
Fresh footprints of migrants dot the bed of a dried pond just south of Mission, Texas, near the Rio Grande.
Field Notes: Migrant Workers in Mahachai, Thailand
Burmese migrant workers peel shrimp at a processing factory in Thailand's Samut Sakhon province.
Field Notes: Harvesting Tomatoes in Iran Before It's Too Late
Lake Urmia, Iran: Men harvest tomatoes in the countryside near Lake Urmia, a large salt lake that is rapidly drying out. Scientists believe resulting salt storms will ravage the region's agriculture.
