Already, concrete outweighs every tree, bush and shrub on Earth.Nature deprivation is a fast-growing epidemic, harming the health and happiness of hundreds of millions of people worldwide - especially vulnerable and marginalized groups....

Your guide to becoming a green-fingered vigilante - transforming your neighbourhood's neglected corners into bright pockets of plant life. Guerrilla gardening is the global movement of people planting in public places. From scattering...