Pada pertanian yang masih melakukan proses secara tradisional perawatan tanaman dilakukan manual dan sangat bergantung dengan kondisi iklim cuaca. Untuk mengatasi hal tersebut perlu adanya suatu sistem dapat mengontrol memantau ruangan pada greenhouse. Alat pengontrol menggunakan PLC (Programmable Logic Controller), serta alat pendukung lainnya seperti lampu grow light, sensor NPK. Dari hasil p...

Hong Kong is a densely populated city suffering badly from the urban heat island effect. Green wall offers a means of ameliorating the situation but there are doubts over its suitability in Hong Kong’s unique environment. In this paper, we look at the potential for green walls in Hong Kong first by summarizing some of the Chinese green walling systems and associated vegetation in use, then by a...

Recent developments in climate concern have lead to changes in technology to reduce energy consumption in order to decrease green house gas emissions, as well as cost reduction. One of the methods (re)introduced is virtualization. Virtualization makes it possible to consolidate multiple operating systems on one hardware platform, making utilization of hardware resources more efficient. This res...

To date, almost all of the research on green/sustainable energy has been concerned with procurement of ever increasing amounts of energy for human consumption. This singular focus only on the supply-side of the problem completely overlooks what happens to the energy after we use it; thereby implicitly making the dangerously wrong assumption that the earth has unlimited capacity to dissipate ene...