Open defecation is the practice of people defecating outside, such as in street gutters, behind bushes or into open bodies of water. Between 2000 and 2017, the world nearly...

Haruna Kashiwase |

Major cities across Latin America are taking concrete action to promote cycling and become more bike-friendly. Given the urgent need to reduce emissions from urban transport, this could serve as a…

Leszek J. Sibilski, Felipe Targa |

Illicit trade in tobacco products undermines global tobacco prevention and control interventions, particularly with respect to tobacco tax policy. From a public health perspective, illicit trade…

Sheila Dutta |

​Marine Protected Areas will be a topic for discussion at the IUCN World Parks Congress, which is opening today in Sydney.  And it should be: MPAs—which are marine spaces that restrict human…

Amanda Feuerstein |

Hardly a week goes by without my hearing the statement, “It’s not the What; it’s the How.”  On the reform of energy subsidies in the Middle East and North Africa, for instance, the discussion is…

Shanta Devarajan |

Teresa at her home store, where she sells candies amongst her other wares. en espanol A few years ago, authors Peter Menzel and Faith D’Aluisio published “Hungry Planet, ” a fascinating book with…

María Eugenia Bonilla-Chacín |