Increased global shipping has caused pollution on open seas

 Owing to growing international trade, maritime traffic on the world's oceans has increased four-fold over the past 20 years, causing more water, air and noise pollution on the open seas, says a new research.

Threat of bioterrorism very real: Study

Evidence around the world indicates that the "development of biological agents continues in some countries".

Threat of bioterrorism very real: Study

Evidence around the world indicates that the "development of biological agents continues in some countries".