{"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":"Transparency of  carbon emission data: Through blockchain technology, enterprises and individuals can monitor and record carbon emission data in real-time, ensuring the transparency and authenticity of the data. This helps to establish a credit system for carbon emissions, incentivizing enterprises to reduce emissions and promoting green and low-carbon development."}]}],"pr":"ab703b3f45d37d07231ba8c74569236db355847a5f633e972369a566d41c72b4"}