This process severely deforms the Eurasian plate, uplifting the crust, forming the Tibetan Plateau.
The force of the Indian plate converging pushes the Tibetan Plateau east, towards the Sichuan Basin, forming another zone of collision.
[19] However, around 60 giant pandas in the BiFengXia National Nature Reserve in Ya'an, were left unharmed by the devastating earthquake.
[25] About 8,000 soldiers from the People's Liberation Army were sent into the stricken area in the immediate aftermath of the earthquake, as well as 1,400 provincial rescue workers and 120 support vehicles.
Also, 180 doctors from a Chinese emergency response team and search-and-rescue dogs were dispatched, with volunteers mobilized from other parts of the country.
Officials warned that regional rainfall and aftershocks were factors complicating the rescue efforts, with potential secondary effects like additional landslides and further building collapses being concerns.
[27] Hong Kong chief executive, Leung Chun-ying, put forward a proposal to the Legislative Council to donate HK$100m ($13m) to the Sichuan provincial government for relief efforts.
[28][29] Apparent signs of misappropriations or misuse by local officials of $HK9 billion donated after the earthquake in 2008 was cited as one major concern.
[28][29] A civic campaign was started online to try to stop earthquake donations falling into the hands of corrupt officials; and the liberal Apple Daily highlighted embezzlement scandals on the mainland.