Peter Yeung for Reasons to be Cheerful

Plants & Animals

Fish are thriving in the river Seine

A view of one of the bridges over the river Seine in Paris, France.

Art & Culture

A dose of inspiration: Why doctors are prescribing museum visits

Visitors walk through an exhibition with art on red-orange walls inside Lille’s Palais des Beaux-Arts.

Lifestyle

Denmark's radical plan for a plant-based future

View of of Danish produce at Torvehallerne, a gourmet food market located in Norreport, Copenhagen, Denmark

Environment

Mexico's floating gardens are ancient wonders of sustainable farming

Aerial view of Ahuejotes, Mexican willow trees, planted around the plots to protect against erosion.

Environment

With an urban design mimicking natural forests, Colombia's second-largest city cools dramatically in just three years

vertical wall garden at city hall in Medellin, Colombia