Grappling with the Anthropocene: Scientists identify safe limits for human impacts on planet. The Earth has nine biophysical thresholds beyond which it cannot be pushed without disastrous consequences — and we have already moved past three of these tipping points. Comparing and graphing nine environmental threats, researchers find unexpected evils. E. Colin Ruggero on Radical Green Populism: Climate change, social change and the power of everyday practices. Overcoming inertia on climate change is unlikely to take place through the time-honored methods of hectoring and lecturing; perhaps a little salesmanship and psychology is called for. Here's the bottom line: The claim that climate legislation will kill the economy deserves the same disdain as the claim that global warming is a hoax. Framing those who push for zero emissions as misanthropes addled by "green faith" is a stock tactic of climate change deniers. Look, conservatives who believe in global warming, and they're doing something about it — too bad they live in Europe. Climate change hits the poorest people hardest; rich countries got us into this mess, now they must get us out of it (and more). Scientists concoct a $2-trillion-per-year plan to geoengineer the Sahara desert. Hacking the sky: Geo-engineering could save the planet — and in the process sacrifice the world. As global warming sets in, some of the world's wonders may not wait around for you to experience them; here are 10 places you need to visit before the climate changes.

Saving the Obama Revolution: President Obama should follow the model of the incredibly successful Reagan revolution and heed the political base that made his presidency possible. A look at how President Obama's rhetoric echoes Ronald Reagan. The truth about bureaucracy: To inspire faith in Washington, President Obama may first have to reveal some of his own doubts. Newsmax's John L. Perry on how there is a possibility that the military will stage a coup to "resolve the Obama problem". Who is Barack Obama, and why do people say such loopy, ugly things about him? Philip Weiss on the enduring rot in American politics. A look at how voting for Obama can increase racism. An interview with Max Blumenthal, author of Republican Gomorrah. Voice of America: When does a society tip from expressive speech into excessive fulmination and then into repression or violence? The roots of political polarization: When Newt Gingrich arranged for House members to go home for the weekend, a sense of congressional collegiality was replaced by cutthroat competition. Long before Al Franken became a senator from Minnesota and Victoria Jackson took to writing a blog skewering Franken’s party, the two shared laughs as part of the same SNL cast in the late 1980s — and a brief but interesting encounter. A crash course in American coarseness: It began not with our politicians but with our stand-up comics. Slate goes inside the wacky but lucrative world of presidential impersonators. The Politico goes inside the curious case of catchy political tunes.

Brian Leiter (Chicago): Foundations of Religious Liberty: Toleration or Respect? A review of In Defense of Religious Liberty by David Novak. A review of The Role of Religion in Modern Societies. A review of The Future of Faith by Harvey Cox. An interview with Terry Eagleton, author of Reason, Faith, and Revolution: Reflections on the God Debate. More on God Is Back by John Micklethwait and Adrian Wooldridge. From Killing the Buddha, Alex Rose on Saint Hildegard and the science of religious experience; postcards from my chastity pledge: Hell is other people’s multi-faith neighborhoods; and icons of the new evangelicalism: Why all the little beards? A review of Believer, Beware: First-Person Dispatches from the Margins of Faith. To gain faith, or lose it, are curiously similar experiences; but what are they like? The proof industry: When modern-day debaters on belief use ancient proofs in their arguments, it's often to make a point they weren't meant to serve. The art of certainty: We need to teach children faith first before they can learn to doubt, says Roger Scruton (in his response to Danny Postel). By their works shall ye know them: People of faith have rejected the benefits of an open mind and, perhaps through choice, are destined to repeat their bloody pasts. More on In Praise of Doubt by Peter Berger and Anton Zijderveld. The right way to pray: Americans aren’t sure they know how to talk to God; fortunately, there is plenty of instruction available. Here's the blog of the funniest book about why your religion is false.

From Foreign Policy, here's a $9 trillion question: Did the world get Muhammad Yunus wrong? Small change: Billions of dollars and a Nobel Prize later, it looks like "microlending" doesn’t actually do much to fight poverty. What the world's poorest can teach us about money management: How can anyone live on just $2 a day? Economists are starting to find out. A review of Portfolios of the Poor: How the World’s Poor Live on $2 a Day (and more). A new approach to aid: How a basic income program saved a Namibian village. How important is nutrition to economic development?: An article on potatoes, the fruit of the earth. East Africa's drought is a looming catastrophe: Governments are at their wits’ end to keep their hungry people alive. Cornucopia Blues: A review of Enough: Why the World's Poorest Starve in an Age of Plenty by Roger Thurow and Scott Kilman and Famine: A Short History by Cormac O Grada (and more). So much food, so much hunger: Despite the Green Revolution, a billion people still don’t have enough to eat. If we choose to steer clear of GM agriculture, we risk running out of space to feed the world, and destroying more and more arable land. The future of farming: Here are eight solutions for a hungry world. Bernard Kouchner on a tax on finance to help the world’s poor. An excerpt from The Aid Trap: Hard Truths About Ending Poverty by R. Glenn Hubbard and William Duggan. Is Africa an exception to the rule that countries reap a “demographic dividend” as they grow richer? (and more)