Here are some great DIY homemade air conditioner projects that will save you money and the environment this year while keeping you cool.
These projects use way less power then an A/C unit and cost a fraction of the price to make.
The solar options and portable options are even better...
You will need: bucket, styrofoam liner, pvc pipe, small fan and ice.
One frozen gallon jug of water lasted 6 hours.
The "5 gallon Bucket" Homemade Air Conditioner via DesertSun
You will need: styrofoam cooler, 2 dryer vents and fan.
Homemade $8 Air Conditioner DIY via HouseholdHacker
You will need: ice chest (hard-sided or styrofoam), pvc pipe, small fan and ice.
3 ways to power it: a solar panel, a battery or an automobile (using 12v socket "cig. plug").
DIY
Homemade AC Air Cooling Unit via DesertSun