®Water
testing:
®Easy:
presence of Arsenic
®Huge
problem in Bangladesh
®Hard:
obscure bacterial
®Test
for fecal matter instead?
®Dam
safety
®Many
earthen dams: predict collapse?
®Real
dams: detect failure for faster evacuation
®Chinese
dam failure killed 80,000 – 230,000 (1975)
®World
Bank: 0 of 25 of India’s dams are adequate
®Evacuation
plan can help by 100x