The new face of giving

A charity that provides water to African villages posts locations of new wells using Google Earth, and a 13-year-old contributor in Manhattan tracks the progress.

A cancer charity accepts "micro-donations" of $5 by text message.

An orchestra in Michigan begins posting videos of its performances on YouTube to try to draw patrons.

The United States long has been a nation of givers, but a new generation is transforming the way we do good. Millennials and Generation Xers, especially those 20- and 30-somethings starting careers, may not have the bucks to be major donors, but they are finding ways to help others and prompting big changes in the way charities raise money. …