Today: It's the start of Make Holidays Greener Week, the Travel Foundation's campaign to get holidaymakers to make three changes, from buying locally to turning off air-conditioning and using less water ( This is also the first weekend of the summer pavilion at London's Serpentine Gallery, a "garden within a garden" designed by Swiss architect Peter Zumtho (

This week: Floyd Bennett Field in Brooklyn is reinventing itself as New York City's urban campground from Monday ( Meanwhile, Trump Ocean Club International Hotel and Tower opens in Panama City on Wednesday (

In the diary: Learn to drum, dance, sing or relax with wellbeing therapies at Tribe of Doris's Intercultural Summer School in Devon's Blackdown Hills. The mini-festival, from 9-14 August, brings together teachers from across the world (