Most Americans are unsure which vaccines the CDC recommends during pregnancy
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Updates every hour. Last Updated: 22-Oct-2026 06:16 ET (22-Oct-2026 10:16 GMT/UTC)
USC is among the first universities selected to help lead the U.S. Department of Energy’s Genesis Mission, a national initiative that unites the country’s 17 national laboratories, universities and industry to explore artificial intelligence for scientific discovery.
As nations worldwide confront the urgent challenge of climate change, China's "Dual Carbon" goals prioritize significant decarbonization across all economic sectors. While industrial and energy sectors often receive primary attention, the agricultural sector, particularly livestock farming, represents a substantial source of potent greenhouse gases like methane (CH₄) and nitrous oxide (N₂O). Local governments in China have implemented stringent environmental regulations, such as "Livestock-Free Zones," to curb agricultural pollution. However, the overall effectiveness of these spatially targeted policies, especially regarding their potential to displace environmental burdens, remains a subject of considerable debate.
A recent study investigated the impacts of the "Livestock-Free Zone" policy in Guangdong Province, China's largest provincial economy. Researchers utilized county-level panel data from 2014 to 2023, employing a sophisticated combination of spatial Durbin models, continuous difference-in-differences models, and network analysis. This approach allowed for a precise quantification of the policy's local effects and any subsequent spatial spillover, addressing gaps in understanding policy-induced pollution transfers within land-intensive agricultural sectors and at subnational scales.