Aveda has shared details on its annual Earth Month fundraising campaign. This year, a shampoo bar – Aveda’s first shampoo bar created exclusively for hair – will help raise millions to protect and provide clean water to people in need around the world.    Available starting April 1, Aveda is offering a new Limited-Edition Shampure Nurturing Shampoo Bar as part of its partnership with charity: water. Five dollars from each sale will go directly to charity: water’s clean water projects.   The Sham...