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Is Hong Kong ready for more frequent extreme rainfalls?


Global warming has resulted in more frequent extreme rainfalls around the world, and Hong Kong is no exception. In addition to flooding, extreme rainfalls can trigger natural hazards such as landslides and debris flows, which should not be neglected. However, disaster prevention should not be the sole responsibility of the Government. Citizens should also fulfill their civil responsibility to reduce adverse impacts of natural hazards, and learn how to respond to it.

Should glass remain the top choice for today’s skyscrapers?


Glistening glass skyscrapers abound in prosperous cities around the globe. However, after taking environmental performance into consideration, the construction industry is starting to have second thoughts about whether cities of glass is the way to go. An architect who has designed many famous glass skyscrapers even describes glass as a symbol of energy-guzzling buildings. Should future skyscrapers in Hong Kong say goodbye to glass curtain walls?

Is green e-commerce the answer for the city’s garbage crisis?


Although online shopping is convenient to consumers, it generates a lot of packaging waste and produces more greenhouse gases at the same time. Many governments around the world have implemented policies to force the e-commerce industry to promote green online shopping, which includes switching to green energy, more environmentally friendly packaging materials and shipment methods. Can Hong Kong take a leaf out of their book?

Hiring professionals to declutter tiny apartments in Hong Kong?


An online reality show features a world-renowned tidying expert Marie Kondo clearing up houses of numerous families and helping house owners rethink their lifestyle and relationships with others. The show has made professional declutters a widely discussed topic. Living comfortably in Hong Kong is no easy task. Should we hire professionals to tidy up our homes and lives as well?

Trees and streets, how might they go together?


Planting trees in an urban environment is not easy. The Government has recently released the ‘Street Tree Selection Guide’ which recommends less commonly used tree species that are deemed suitable for street planting in Hong Kong, in particular highlighting tree characteristics that could adapt to the growing conditions of specific street types. Apart from the recommendations of the guide, are there any areas that require looking into?

Textile recycling: New life for old clothes


In recent years, some fashion brands and research teams have been trying to convert textile waste into recycled fibre for garment manufacturing. Are there any challenges in textile waste recycling? Can the technology help reduce waste?

Is second-hand market the way out for overconsumed items?


Overconsumption leads to a waste of money and resources. Nowadays, there are lots of second-hand platforms where consumers could buy and sell used items. Is it a sustainable way to manage second-hand items or just intensifying consumption?

How to win friends to protect the environment?


Certain human traits may be perceived as undesirable weaknesses. However, such weaknesses can sometimes be used to nudge people towards behaviours that are beneficial to society. Some institutions are also using human tendencies to procrastinate and ‘follow the lead’ to nudge people towards making green choices. How do these strategies work, and how can adverse effects be prevented?

Replacing single-use plastics will require substantial effort


To reduce the consumption of single-use plastics, people have been looking for alternatives that are considered to be relatively more environmentally-friendly, such as oxo-degradable plastic. However, to truly reduce the impact to nature, such alternatives require a host of complementary factors including waste sorting and standard setting.     

Promoting electric buses for greener environment


With a view to improving air quality, the Government has implemented a number of measures to promote the use of electric commercial vehicles. However, only 24 electric buses have commenced operation as at February 2018. What are the challenges facing Hong Kong in the promotion of electric buses? Is there any room for development?