How many people can the Earth sustain? According to author and journalist Alan Weisman, "the planet just seems to be bursting at its seams."
Today on Talk of Iowa, host Charity Nebbe interviews Weisman, who tackles that question in his new book, Countdown: Our Last, Best hope for a Future on Earth? She talks with him about what he learned by traveling the globe and studying different cultures and his vision of the future.
Every 8 seconds another person is born in the U.S., adding to a world population that already totals more than 7 billion people.
Today on River to River, host Ben Kieffer checks in with population experts here in Iowa to learn about our state’s trends, and what they tell us about our economy and the future of our communities. Global population expert William Ryerson also joins the conversation to talk about the connection between local and global population growth.