"Tethys" : Water Lead Contamination Detector
Meet Gitanjali. Gitanjali hopes to reduce the time of lead detection in water by using a mobile app, to connect over Bluetooth to get status of water, almost immediately.
PolluCell: Using Waster Materials and Pollution to Generate Electricity
Meet Sahil. Sahil entered the competition because he loves science and he wanted to get to know others who shared similar interests. His battery cell invention will use carbon dioxide and other waste materials to help clear the atmosphere from greenhouse gas emissions and, additionally, be a low-cost alternative for electricity in developing countries.
Photocatalytic Rod for Green and Sustainable Water Purification
Meet Deepika. She created a cost effective and sustainable water-purification system which harnesses solar energy to disinfect contaminated water. Her innovation aims to help improve the lives of the 1.1 billion people around the world who lack access to clean drinking water.