{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain technology be applied in the field of environmental protection?","a":"Environmental monitoring and governance: By utilizing blockchain technology, it is possible to establish a decentralized and transparent environmental monitoring and governance system. This  system can provide real-time environmental data to governments, enterprises, and individuals, enabling them to take timely and effective measures to"}]}],"pr":"db1ff57599656a09f454b4da476b6afa1e27c48756f30fbc748f14faaa06818e"}