Drop In The Bucket Lesson Plan Page 3

Answer Key:

Water Availability table based on a global population of 6.3 billion

Quantity to be divided among people on Earth

Amount Available litres

% of total

per person

water

All the water on Earth

222 billion

100%

Only the fresh water

6.6 billion

Only the non-frozen fresh water

1.3 billion

0.6%

Available fresh water that is not polluted, trapped in

6.5 million

0.003%

soil, too far below the ground, etc.

Deeper Depths. To help explore some of the issues concerning water and water rights,

have students discuss facts as a panel. Designate two groups as city government or

water officials. Designate others as various water users - residential, commercial,

agriculture, and industrial.

Discuss certain issues (drought, new business coming in, new dam upstream, local

habitat loss) that require reallocation of water from supplies.

0 votes

Parent category: Education