Sunday, February 19, 2012

Earthquakes


Earthquakes have caused huge damage to life and property worldwide and pose a significant threat to India also because of falling of almost 59% of its geographical area in earthquake vulnerable zones. The most clearly observable impacts of an earthquake are the loss of human lives and property, economic & social losses and environmental degradation. Over the last century, about 75% of fatalities attributed to earthquakes have been caused by the collapse of buildings. A great number of victims die in the collapse of non-engineered weak masonry buildings, which make up a large proportion in India’s existing building stock. India’s substantial percentage of population of earthquake vulnerable zones continue to live in these structures due to absence of knowledge in earthquake resistant construction & retrofitting techniques at the grassroots and non-compliance of appropriate building regulations and town planning legislations for earthquake safe guided physical development in towns. Besides, ignorance of basic tips of earthquake survivability in the mindset of common people during shaking of earth increases the casualty in many folds. Further, least expertise by rescuers in search & rescue in collapse buildings and no knowledge of first-aid technique for earthquake victims make the situation worst during any post earthquake scenario.

The above issues justify for launching of nationwide mass awareness generation activities as a foundation layer of earthquake preparedness in the country.

In the absence of any early warning possibility of any earthquake, awareness generation strategy for seismic risk reduction in the country would have no option but to concentrate more on earthquake resistant construction techniques, appropriate techno-legal regime (building regulations/acts), basic survivability tips during shaking of ground.

During 2002-2009 a national initiative namely Disaster Risk Management Programme was implemented in collaboration with State Governments by Government of India and UNDP under a multi-donor resource framework to reduce vulnerabilities of communities in some of the most hazard prone districts of India. Under the programme, several resource materials were prepared and widely circulated for disaster risk management. We are here posting several of such resource materials that will contribute the communities, civil societies, policy/decision makers, city managers for better preparedness and earthquake risk mitigation in the countries.

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