Thesis statement of Sustainable Systems of Water Delivery

  Agnes Yu.
                                                                                                                                 Page 1
  World History

  Period 7

  The water pressure technology which first found by the Maya of Palenque was so important to them

and it may work today. This technology no needs to use electricity, the water will just flow out

underground and it's easy to get them.

Difenition of  Sustainability: Sustainability is the ability to continue a defined behavior indefinitely.