Archive for ‘Teknologi Hijau’

17 May, 2012

Rehda walks the talk with new green headquarters

  • Eco-features include passive ventilation, and energy and water conservation
  • Block wall a natural ventilation wall system and second skin to the building


The new Real Estate and Housing Developers’ Association Malaysia (Rehda) headquarters, with a gross floor area of 3,626 sq m, was developed on its original site in Kelana Jaya, a suburb just outside Kuala Lumpur. The previous single-storey headquarters was demolished to make way for the organisation’s expansion.

The double-skin external walls (left) reduce heat penetration from direct sunlight into the building and allow for cross ventilation (photo credit: Rehda)

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8 May, 2012

Buying Efficient Light Bulb

Technology is getting better every day. Here’s a quick look at what you should take in to consideration the next time you decide to buy those lights!

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5 May, 2012

Bubble Deck Technology Uses Less Concrete by Filing The Slab With Beach Balls

 Lloyd Alter April 30, 2012

© MATT Construction

Concrete is heavy, and 5% of the world’s CO2 is created during the manufacture of the cement that goes into it. Then there is the aggregate that is dug out and the trucks that have to carry it. Not only that, but most of the concrete that is in a slab isn’t even needed; it is just a spacer between the bottom, where the reinforcing steel is in tension, and the top, where the concrete is in compression.

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4 May, 2012

Commercial wind energy generation may be possible after all

WIND ENERGY GENERATION – The model shows a 5-blade turbine

When talking about commercially producing energy from renewable sources in Malaysia, wind would come last, or even none at all. This is due to the fact that the country has low wind speed.

Malaysia’s mean annual wind speed is not more than 2 metre per second, when minimum 6 metre per second is needed to spin a wind turbine. Plus, wind speed varies according to month and region, making it an unreliable source for energy generation.

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6 April, 2012

PJ council starts programme to light up backlane of houses

By Vincent Tan

HOUSE owners can start applying for their backlanes to be lit up to enhance safety and prevent crime, said Petaling Jaya mayor Datuk Roslan Sakiman.About RM100,000 has been allocated for the programme which was launched by the mayor on April 3.

Petaling Jaya City Council (MBPJ) will bear the cost of wiring as well as the LED lights. The house owner will have bear the monthly electricity bill as well as replacement cost should the LED lighting be damaged.

MBPJ councillor and Green City of Petaling Jaya Task Force chairman Khairul Anuar Zainudin said the wiring and LED lights would cost about RM300 per house.

It’s official: Roslan turns on a light to symbolises the launch of the Bandar Selamat campaign.

“With the allocation, we can do the wiring for 300 to 400 houses,” he said.

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6 April, 2012

New projects, homes to get LED bulbs


new projects

Councillors with mayor Datuk Mohamad Roslan Sakiman (fourth from left) at the launch of the programme to install energy-saving bulbs at the back portion of 400 houses.

GOING GREEN: The Petaling Jaya City Council will provide the bulbs for free in a bid to create a sustainable city, combat crime and cut electricity cost

ALL new developments in the city must be installed with energy-saving bulbs said mayor Datuk Mohamad Roslan Sakiman.

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2 March, 2012

8 Principles for Successful Rainwater Harvesting

Brad Lancaster, author of Rainwater Harvesting for Drylands and Beyond Vol. 1: Guiding Principles to Welcome Rain into Your Life and Landscape andRainwater Harvesting for Drylands and Beyond Vol. 2: Water-Harvesting Earthworks, recently submitted a guest article on The Oil Drum about the 8 Principles for Successful Rainwater Harvesting:My interest in water -harvesting arose from a desire both to reduce my cost of living and to be part of the solution rather than the problem in my desert city of Tucson, Arizona. One of Tucson’s biggest problems is its mismanagement of water resources, pulling more each year from the water table than nature can replace. This is a practice that has dried out the Santa Cruz river, killed countless springs and wells, and severely depleted available groundwater resources.

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1 March, 2012

Rainwater Harvesting with Brad Lancaster (videos)

Popular speaker, author and educator Brad Lancaster delivers some basic rainwater harvesting concepts with humor and clarity.

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27 February, 2012

Himpunan Hijau 2.0 Nationwide success!

For those who couldn’t make it to Kuantan for Himpunan Hijau 2.0 gathered in solidarity at KL’s Maju Junction shopping mall in support.

Other cities that held anti-Lynas protests included Penang, Bukit Merah (Perak), Kucing and Kota Kinabalu.

Let us not forget, the “Asian Rare Earth (ARE) Plant” is still cleaning up its radioactive waste, after over 20 year from its plant shut down.  Residents stand in solidarity.

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24 February, 2012

How to Buy the Right CFL: A Cheat Sheet

022112_cfl-vs-incandescent.jpgDeciding to switch from incandescent light bulbs to energy-saving CFLs or LEDs is easy. Figuring out how many lumens your new bulbs should be is not. Luckily, we’ve got a handy cheat sheet for you that shows the right conversions for switching your home lighting needs from watts to lumens.

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