Warmer winters mean insect pests like wasps will likely spread further, while weedy plants and rats invade alpine zones, shrinking the refuge for endangered birds.

The dead remains of foundation species can boost or deter how well future generations are able to grow and thrive.

Families fled burning homes as violence flared in the city.

Host cities’ agility in preparing for FIFA stands in sharp contrast to the usual rhetoric that municipalities cannot accomplish other civic needs with urgency.