Summer in Poland is coming to an end, which means months of cloudy weather and low temperatures ahead. This also means that smog will make its annual appearance—a huge problem the country has…

Carlos Piñerúa |

Among the countries with the highest number of mini grids, the top 4 are in South Asia.

Divyanshi Wadhwa, Bassam Sebti |

Parmi les pays comptant le plus grand nombre de mini-réseaux, les 4 premiers se situent en Asie du Sud.

Divyanshi Wadhwa, Bassam Sebti |

Entre los países con el mayor número de mini redes, los 4 primeros están en Asia meridional.

Divyanshi Wadhwa, Bassam Sebti |

图片: LIC/Flickr 无论采用何种方法度量,空气污染造成的影响都很惊人。最新研究显示,全世界空气污染使得普通人的平均预期寿命缩短了1.8岁,也是导致全球每年约880万人早逝的主要原因——这一数字是之前估测数字的两倍,空气污染因此而成为当今世界人口死亡的主要致因之一。

Javier Morales Sarriera, Gurpreet Singh Sehmi |

Photo: LIC/Flickr No matter how you measure it, the impact of air pollution is startling. According to new research, air pollution worldwide cuts life expectancy by 1.8 years for an average person…

Javier Morales Sarriera, Gurpreet Singh Sehmi |

Buses, cyclist, and car traffic in Santiago de Chile. Photo: Claudio Olivares Medina/Flickr Earlier this month, Santiago de Chile took delivery of 100 brand-new electric buses. The event was a…

Kavita Sethi, Bianca Bianchi Alves, Yin Qiu |

A local bus in Luxembourg. Photo: Fränz Bous/Flickr As discussions concluded at COP24, countries still struggle to translate their climate commitments into effective and socially acceptable…

Nancy Vandycke, Javier Morales Sarriera, Gurpreet Singh Sehmi |

Example from part of a biogas plant By Bertold Werkmann via Shutterstock In one of Mexico City’s most populated areas, Iztapalapa, there is a street named Alessandro Volta. With little knowledge…

Christian Borja-Vega, Christian Israel Aragon-Briceño |