Skip to Content Skip to Content

China’s national security law for Hong Kong, explained

Director of the Center for the Study of Contemporary China Jacques deLisle weighs in on the ongoing tensions between Hong Kong and mainland China.
Colorful umbrellas gathered on street
A scene of protests from August 2019. Umbrellas have been used in protests to block tear gas and become symbolic among Hong Kong protesters. 

Recent Articles

  • More Articles
  • From a desert to an oasis: Penn engages in ambitious greening effort in the Sahel
    People gather around a large map placed on the floor.

    In Senegal, the ambitious Dakar Greenbelt project seeks to create an extensive network of ecological infrastructure in and around the city to sustainably address environmental concerns and enhance urban life. With support from David Gouverneur and Ellen Neises, Ph.D. candidate Rob Levinthal in the Weitzman School of Design led two courses that included a field trip to Dakar, that culminated in students presenting their visions for parts of the Greenbelt.

    (Image: Courtesy of Chaowu Li)

    From a desert to an oasis: Penn engages in ambitious greening effort in the Sahel

    Students from the Weitzman School of Design journeyed to Senegal to help with a massive ecological and infrastructural greening effort as part of their coursework. The Dakar Greenbelt aims to combat desertification and promote sustainable urban growth.

    Jan 31, 2025