As explored in the earlier post Christchurch – a city haunted by its environmental past, Christchurch’s environmental history had serious – arguably fatal – implications in the February earthquake. As the post discussed, this related especially to the fact that much of what is now a city was once a vast swamp, comprised not only of the two rivers that still run through the city (the Avon and Heathcote), but also numerous other streams that fed an extensive wetland system. (more…)