Summary of Key Points Core Viewpoint - The article discusses the severe drought conditions in Shaanxi province, China, and the measures taken by local authorities to mitigate the impact on agriculture through artificial rainmaking techniques. Group 1: Drought Conditions - Shaanxi province has experienced high temperatures and low rainfall since spring, leading to severe soil moisture loss and affecting over 4 million acres of crops by mid-May [1] - The provincial emergency response for drought was activated in April, with various departments implementing measures such as water source management and irrigation [1] Group 2: Artificial Rainmaking Efforts - On May 21, a cold front allowed for large-scale artificial rainmaking operations to commence, providing much-needed rain to drought-stricken areas [1] - The artificial rainmaking process involves using silver iodide as a catalyst to promote water vapor condensation in clouds, enhancing precipitation [1] - On May 22, a coordinated effort across 11 cities and 86 counties in Shaanxi resulted in 367 ground operations and 5 aircraft operations, significantly contributing to rainfall in the affected areas [2] Group 3: Future Plans and Technology - The use of advanced systems in rainmaking aircraft allows for precise weather detection and effective cloud seeding, enhancing the efficiency of operations [2] - Continuous monitoring and pre-planning for artificial rainmaking will be essential to capitalize on favorable weather conditions in the future [2][3]