Republicans argue that it encroaches on american sovereignty .
共和党人认为该法案侵犯了美国的领土主权。
But as the sea encroaches on low , flat land , rivers at times are flowing backwards , laments a local environmental activist .
当地一位环保人士痛心的说道，海水会流入地势低平的地方，因而河水有时候只能倒流。
Jennifer lynch , a lawyer at the electronic frontier foundation , a group based in san francisco that keeps a watch on how digital technology encroaches on civil freedoms , also questions the quality of the data .
