Jeff Colgan

Nota: Este archivo abarca los artículos publicados por el autor desde el 1 de Septiembre de 2008. Para fechas anteriores realice una búsqueda entrecomillando su nombre.

A reveler with spiders and a globe on his head is pictured at the alternative carnival ghost parade in Cologne, Germany. (Martin Meissner/AP)

When BlackRock, the world’s largest money manager, announced in January that climate risks would become central to its investment strategy, it was a sign of the times.

Multiple events in the past few months indicate that we’re in a new phase in the global effort to address climate change. The action is happening largely outside the United Nations’ negotiations. What changed, and what are the consequences?

In the 1990s, national governments led the charge, trying to stop climate change by building formal treaties with legally binding targets to greenhouse gas emissions. That first phase ended with the slow failure of the Kyoto Protocol.…  Seguir leyendo »

Iran, Britain and the United States are engaged in a struggle for control over the flow of oil through the Persian Gulf. A fifth of the world’s daily oil supply moves through the narrow Strait of Hormuz, offshore of Iran. Given the history of oil and war in hot spots from Iraq to Libya to Sudan, many wonder whether the situation can be defused.

Yet the relationship between oil and war is actually quite complicated — and much of the time, oil disputes are resolved peacefully. The more dangerous disputes are those where tensions over oil exacerbate other factors on the road to war.…  Seguir leyendo »