Here are some facts that you might not know: Over the last 60 years, Guatemala has lost almost half of its forests, much of it due to illegal logging. Built-up area around Lake Laguna in the…

Stig Johansson |

The case of the Maldonado stream: The voice of a citizen Imagine a busy metropolitan avenue crossing the length of Buenos Aires, Argentina, transited daily by buses and trains and lined with a…

Maria Madrid |