India, March 29 -- Can data and analytics save the world? Here are several use cases of people and companies targeting real problems.

Helping the homeless, fighting human trafficking, improving the adoption rates of dogs in a shelter, reducing pollution and greenhouse gas emissions from cities, and helping people in Sierra Leone predict when the components of their water systems need service. These are some of the ways that data, analytics, and AI have been harnessed for good -- to save lives, improve the world, or just connect the right dog with the right human.

"Data for good" is a growing movement, championed by individuals, non-profits, and analytics vendors, and it was recently chronicled by Gartner research VP and analyst Cindi Hows...