Tsunami evacuation zones changing and sirens to be removed Tsunami evacuation zones changing and sirens to be removed Christchurch City Council Source: https://news.google.com/rss/articles/CBMipAFBVV95cUxPYjBjTkNnSWczcXFxTWlSLVJMTnhuaElOa2x3elpFVEpCVHowb1VsMEJTdldnbi13UDFSb3BLQ0FWYzJqQkU0STJkTjFqSGhOVWFuclE0MWxqb1l5OVdwMVp4dF8zRDVDbDE5b0JmMGQ1N3JwNmdnVHpsQVBaVWpZZUFCVUV0MFRpUkUzNDF1R3lFQmg0N0ZENGlzM1lQU29HbWJnUQ?oc=5