English (en) | Change Language
  1. Key facts Though the exact number of snake bites is unknown, an estimated 5.4 million people are bitten each year with up to 2.7 million envenomings. Around 81 000 to 138 000 people die each year because of snake bites, and around three times as many amputations and other permanent disabilities...
  2. Water is essential for life. The amount of fresh water on earth is limited, and its quality is under constant pressure. Preserving the quality of fresh water is important for the drinking-water supply, food production and recreational water use. Water quality can be compromised by the presence of...