Each tile is a patch of paddy. Irrigated patches hold their green longer; rain-fed patches are first to scorch. As you push the ONI index up, drought spreads — tiles fade green → straw-yellow → cracked earth — and the sun above swells and reddens.
The four cards track the national totals the field implies: production, the yield loss against a 20.6 Mt baseline, imports needed to cover demand, and the retail price per kilo.