Scientists more worried than public about world’s growing population
Over the course of history, many scientists and activists have raised alarm about population numbers that only increase every year.
Numbers, Facts and Trends Shaping Your World
In early 2014, Pew Research Center set out to build a probability-based panel – the American Trends Panel – to supplement our traditional method of data collection in the U.S. – the random digit dial (RDD) telephone survey. Here’s how we built and managed the panel, and what we learned from it in 2014.