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‘Save’ renewable energy, save the world


Global warming poses a threat to human well-being. In recent years, some countries have ramped up generating electricity from renewables. However, due to its unstable supply, building a reliable system is vital to support the storage and timely provision of electricity to reduce our dependence on fossil fuels.

Is there a gender gap in practising environmental protection?


Environmental protection is a shared responsibility. However, a survey found that the proportion of women practising environmentally friendly behaviour is generally higher than that of men. Some studies suggest that the difference reflects gender stereotypes in family roles and the threat of gender identity. What is the rationale behind those studies? What is the best strategy to promote environmental protection if such argument is established?

Overseas experience in regulating light nuisance


The spectacular nightscape is one of the major sources for the light nuisance of Hong Kong. In a bid to encourage self-regulation, the Government has launched the ‘Charter on External Lighting’, which however has achieved limited success. Can Hong Kong find a way out by making reference to overseas experience on regulation, installation standard and exemption?

The flygskam movement: Less flight to fight against climate change


In order to reduce the impact of carbon emissions on climate change, an anti-flying movement started in Sweden has encouraged people switching from planes to other low-carbon vehicles when travelling overseas. How do the aviation industry and tourism-oriented countries deal with challenges arising from the movement? Is it possible for tourists to put low-carbon travel into practice?

Ecology protection: Three ways to curb tourist vandalism


Irreplaceable natural resources at tourist spots may sometimes be vandalised as ‘souvenirs’ by some travellers, even though many places including Hong Kong have rules stipulating that depredation of the environment is prohibited. Overseas experiences of protecting natural resources through penalty, security and education may shed light on the city’s endeavour to protect ecology.

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?