To provide a circulation type system.SOLUTION: The facility has a structure attached to the sides of the elevated expressway by attaching a solar power generator to both sides of the east side and the west side, and the carbon dioxide contained in the waste gas of the car on the elevated highway is night To make it more effective in preventing global warming, we plant plants that absorb descending on the ground to the ground to reduce carbon dioxide and make it a recycling system.(FIG.【課題】循環型システムを提供する。【解決手段】高架高速道路の側面に太陽光発電器を張り付け発電する設備で東側および西側の両側面に取り付けた構造を有し、前記高架高速道路の車の廃棄ガスに含まれる二酸化炭素が夜間に地上に下りてくるのを吸収する植物を地上に植えて二酸化炭素の削減を行わせる、地球温暖化防止に一層役立たせた循環型システムとする。【選択図】図1