Malaria is one of the diseases affected by unscrupulous traders in fake and substandard drugs.
Developing the wealth of natural resources beneath Haiti's soil may not improve the fortunes of the impoverished people who live on it.
With urban populations increasing, Lake Titicaca is being polluted with waste from booming cities in Peru and Bolivia.
South America's most famous lake is being polluted by increasing levels of waste from fast-growing cities, according to locals, environmentalists and politicians.
Brazil greats including Romario and Dunga take on local team in game organized by Chechnya's colourful head Ramzan Kadyrov.
Russian forces tighten security after a cable car explosion and an attack on a minibus by Islamist guerrillas in troubled North Causasus, near the popular Elbrus mountain ski destination.
An estimated 120 Chinese alligators are thought to be left in the wild because of wetlands reclamation since the 1950s.
Susan Schulman, a photojournalist who was embedded with Unamid peacekeepers in northern Darfur last year, recalls the day their convoy was shot at by suspected government soldiers.
Moving back to Athens in 2003, I found a society living in denial. Greeks were skimming the cream off the last rounds of EU subsidies oblivious to the tidal wave of globalisation looming over them.
The capture of a Saudi oil tanker by Somali pirates has focused attention on the lawless waters of the Gulf of Aden and the Indian Ocean. This year's spike in pirate attacks is not just a reflection of Somalia's chronic instability, it's also symptomatic of an unstable region. An illegal economy is flourishing in the Gulf of Aden, with smugglers trading weapons, fuel and people between the Horn of Africa and Arabia.