15 innovations making school lunches healthier and more sustainable

As summer draws to a close, it’s time for kids to go back to school. Sadly, this often means a return to terribly unhealthy school lunches filled with fried chicken, pizza pockets, sugary drinks, and high-calorie snacks. School food can jeopardize the health and well-being of America’s next generation, but fortunately, it’s also the best place to start addressing the obesity epidemic—one in three children is obese or overweight, increasing the risks of osteoporosis, cardiovascular disease, type 2 diabetes, and liver problems later in life. This needs to change.

Beyond 7 billion: The coming wave of population growth will reshape the planet, and the impact will be greatest in the poorest, most unstable countries (series)

Global birthrates are falling. But with many in their fertile years and political and cultural forces against contraception, the population explosion is far from over.

decades on, US starts cleanup of Agent Orange in Vietnam

DA NANG, Vietnam — In the tropical climate of central Vietnam, weeds and shrubs seem to grow everywhere — except here.Forty years after the United States stopped spraying herbicides in the jungles of Southeast Asia in the hopes of denying cover to Vietcong fighters and North Vietnamese troops, an air base here is one of about two dozen former American sites that remain polluted with an especially toxic strain of dioxin, the chemical contaminant in Agent Orange that has been linked to cancers, birth defects and other diseases.