When the creek beside Taudibura Garo's school in Papua New Guinea floods, the water doesn't stop at the gate. It rises through the pit toilets – making the school unsafe – sending the 16-year-old and her classmates home without being able to finish.

When the creek beside Taudibura Garo's school in Papua New Guinea floods, the water doesn't stop at the gate. It rises through the pit toilets – making the school unsafe – sending…

Storms affected 109 million students, while floods hit at least 70 million.