Why it pays to go green

A tale of two cities and rising sea levels

Geologists have found the land on the steep slope at the back of the fortress is sliding down at a rate of a centimetre a month

There are concerns about how the restoration will affect the natural environment

The sculpture that adorns the churches and palaces of Venice is being damaged beyond retrieval by pollution and vandalism

Tourism is causing a conservation nightmare

Unlike Venice, St Petersburg is building a flood barrier, but needs more money

Lagoon barriers rejected by the Green minister of the environment

The report of the national commission on the project is due 21 October

Decisive days for Venice

This month Italian government reaches decision on national oil company’s plan to extract gas from Adriatic

The solution will involve low-tech improvements to the surroundings