Earth

Weather control

Abundant food and water supply from technology

Eco-manipulation (deserts into forests)

Man-made precious materials like gold

Mining of Earth's mantle

Recycling of everything

Water shortages

Technology is developed to help nature

Ability to instantly purify water so all water is drinkable

Carbon dioxide into oxygen

Universal tunnel boring machine

Replicate (man-made) planet Earth

Global Warming Stabilizer

Pollution clean up machines

Artificial oxygen and ozone layer