Isabel dos Santos, the daughter of Angolan President José Eduardo dos Santos and the richest woman in Africa, owes her wealth to the oil industry. Delfina Fernandes, a woman living in abject poverty in the village of Kibanga, uses gasoline as an anesthetic to dull the sheering pain of her rotting teeth.

With a new peace process underway between the Colombian government and leaders of the Revolutionary Armed Forces of Colombia (FARC) in Cuba, the spotlight is back on this long-troubled South American country. But decades of civil conflict have overshadowed an incredible fact: Colombia is among the four most biologically diverse countries on Earth.

Given that there have been three major peace processes in Sudan’s troubled western province of Darfur, the current escalation of violence indicates that perhaps something about existing approaches is failing to hit the mark. Identifying what is missing is vital – not just for Darfur, but for other areas with similar challenges of state fragility, poverty, and competition over natural resources.

Opportunities for research, enterprise, and exploration in the Arctic are expanding as climate change renders the northernmost reaches of the globe more accessible – and visible – than ever before. Often overlooked, however, are the people who actually live there. Four million people make their home in the resource-rich Arctic, where developers and policymakers are staking growing claims. [Video Below]

Somewhere off the coast of Thailand, “ghost ships” bump and crash along the choppy waves scrapping the sea floor with nets that spare nothing. Pulling up these illegal hauls in shifts that sometimes last 20 hours are thousands of migrant fishermen, many of whom have been forced into indentured servitude or kidnapped. Far from shore on unregistered boats, they have little hope of escape and face daily abuse and squalid conditions. More recently, some captains have turned to trafficking Rohingya fleeing persecution in Myanmar, pressing some into service, extorting others, and taking sex slaves.

The World Economic Forum recently named water crisis the world’s number one risk for the next 10 years for its potential impact on people and industry. Indeed, as the global community grapples with climate change – and environmental change of all kinds – understanding the fundamental nature if water to human society is crucial. The input report for this year’s World Water Week, released yesterday by the Stockholm International Water Institute, in fact argues that getting water management right is a prerequisite for sustainable development.