Vertical gardens are a practical – and beautiful – way to cool down cities

Vertical gardens were pioneered in Europe – but Latin America has taken the concept and applied it on a grand scale.

“In Europe, it is normal for major capitals to have one, two or three significant vertical gardens,” Spanish botanist Ignacio Solano tells Euronews Earth. “If you compare this with Buenos Aires, there are hundreds of vertical gardens there. Mexico City has hundreds. Guatemala City has hundreds.”