Industries directly dump chemicals & waste into the rivers and oceans. The price of which is paid by aquatic life and people living nearby.
Turn any tabletop surface into a hidden touchpad for your computer
Gamify "keep your room clean" by linking dessert and outsource inspection to Walabot and Alexa to judge if "ice cream is unlocked" tonight.
For better development of seed growth in one's garden, it will be great to gets instruction during its development.