Sea level rise and destruction of water resources as glaciers melt alone may have horrendous human consequences.

I think that has a lot of dangers, as does government surveillance, which is way too high.

Travel from what is called Pakistan to Afghanistan has been made increasingly difficult and people are often labelled terrorists, even those who might be just visiting families.

A language is not just words. It's a culture, a tradition, a unification of a community, a whole history that creates what a community is. It's all embodied in a language.

Colombia is potentially a very wealthy country. It has tremendous resources, but its wealth is highly concentrated. Most of the population lives in misery, which has led to violent confrontation throughout the century.

If you're in a system where you must make profit in order to survive. You are compelled to ignore negative externalities, effects on others.

September 11 shocked many Americans into an awareness that they had better pay much closer attention to what the US government does in the world and how it is perceived. Many issues have been opened for discussion that were not on the agenda before. That's all to the good.