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What we can do with yard waste?

2018-05-28

While plants are a welcome addition to our city environment, most of yard waste ends up in landfills at present, taking up valuable space and releasing greenhouse gases. Are there any alternatives to handle yard waste? What are the difficulties that might be encountered?     


From meat eaters to bug eaters

2018-05-14

While the idea of eating insects may put many people off, some people are touting insects as a more sustainable source of food that can help feed a growing world population. Advocates of entomophagy are using various strategies to promote this eating culture.


A small step by everyone, a giant leap for reducing microplastics

2018-03-26

Microplastics are not uncommonly found in personal care products and cosmetics. When microplastics are washed into the sea via drainage systems, it may affect the marine ecosystem and food safety. What can the Government and consumers do to tackle the issue?


Is a deposit return scheme the answer to Hong Kong’s plastic bottle woes?

2018-02-14

Plastic bottles are rarely recycled in Hong Kong. Government officials and environmentalists recently suggested launching a deposit return scheme, making consumers pay a deposit on plastic containers which would be refunded when the containers are returned to specified points. Could it be a way to boost recycling rates? What would need to be addressed if it is introduced to Hong Kong?   


Can Government help make events greener?

2018-01-05

Hong Kong hosts many large-scale events throughout the year. The waste produced, however, is considerable. While the Hong Kong Government has enforced some measures to reduce the waste, can overseas experience offer insight into encouraging or even forcing major events to go greener?


What infrastructure is needed when the extreme sea level becomes the new normal?

2017-09-25

The extreme sea level with a 50-year return period hit Hong Kong twice in less than 10 years. This phenomenon signifies Hong Kong’s necessity for early preparation to combat climate change. The spirit of ‘living with water’ in Netherlands enhances resilience to floods and improves the citizen’s living environment simultaneously. Would it bring Hong Kong new insights?



Less policy push, higher e-vehicle sales

2017-07-21

Benefiting from the local government’s policy towards private cars, electric cars have rapidly risen in popularity in recent years. The French Government earlier announced a plan to abolish the sale of gasoline-powered vehicles by the year 2040, as an example of global shifts in environmental attitudes. In stark comparison, the Hong Kong Government lately decided not to fully exempt the first registration tax for private-use electric cars. Will this attempt hit the local electric vehicle market badly?


Better use of power surplus can lower electricity bills

2017-06-22

In Hong Kong, electricity consumption reaches its peak in summer. To cope with the massive demand, power companies have installed sufficient amount of power generators to maintain stable electricity supply. However, some of the generating capacity are unused during off seasons, which could mean higher bills for users. Is it possible to reduce the excess capacity without sacrificing the reliability of electricity supply?


Putting stormwater to better use

2017-06-14

Hong Kong’s rainy season is well underway. Rather than letting it flow into the sea, stormwater harvesting can provide water for a variety of non-potable uses. How is Hong Kong faring and what are other places doing to harvest stormwater?