America's health care troubles largely stem from a great success: modern medicine can do much more today than in the past. So what's the trouble? How to pay for
Climate change, peak oil and economic instability aren't just future social problems -- they jeopardize our homes and families right now. Our once-abundant food
From cities to biofuels, competition for water is accelerating. Climate change threatens to intensify the onset and severity of the water crisis in several regi
Baby boomers enjoyed the most benign period in human history: fifty years of relative peace, cheap energy, plentiful grain supply, and a warming climate due to
Generations of people have been taught that population growth makes resources scarcer. In 2021, for example, one widely publicized report argued that “The wor