Switching off a TV that no one is watching.

Yet, by switching off the lights, all we are doing is making it harder to see.

Hypothetically, switching off the lights for an hour would cut CO2 emissions from power plants around the world.

Switching off our lights and promising to cut carbon emissions may make us feel momentarily virtuous, but that s all it does.

If switching off the lights for one hour per year really were beneficial, why would we not do it for the other 8,759?

For example, smoking could have caused epigenetic changes in a grandparent s DNA, effectively switching off certain anti cancer genes. The genes would then be passed down to descendants in this switched off state.

Earth Hour teaches us that tackling global warming is easy. Yet, by switching off the lights, all we are doing is making it harder to see.

Egypt just shut down Al Jazeera's Cairo bureau, after switching off the Internet on January 27. Still news continues to flow about demonstrations across the county, from Cairo and Alexandria.

But switching locomotives is never free of risk.

On the frontline, doubt might be switching sides.

Or Paul Baran, and his vision for packet switching.

First, drug users in Europe are switching to cocaine from heroin.

This would require switching American recognition from Taiwan to the mainland.

So we are nowhere near switching back to renewables anytime soon.

And what we re doing is we re using humor as a sort of neuroscientific probe by switching humor on and off, by turning the knob on a joke now it s not funny ... oh, now it s funnier ...

He says the wind should get in trouble for switching the sandwiches.

But linguist Dimachki sees all this code switching in a different light.

At the stroke of 8 30 p.m. on Saturday, March 27, nearly a billion people in more than 120 countries demonstrated their desire to do something about global warming by switching off their lights for an hour.

SCADA systems In large electric power systems, Supervisory Control And Data Acquisition (SCADA) is used for tasks such as switching on generators, controlling generator output and switching in or out system elements for maintenance.

This is the amount that proud green energy producers will showcase when switching to biomass.

The stand clerk starts in Arabic, Here you go, before switching in English, these two ?

But in Beirut, They're all Lebanese, talking with Lebanese, so why all this code switching? Dimachki asks.

On August 29, 1977, Texas adopted the new method of execution, switching to lethal injection from electrocution.

The vehicle design is for a hydrogen fuelled aircraft that would take off from a conventional runway, and accelerate to Mach 5.4 at altitude using the atmosphere's oxygen before switching the engines to use the internal liquid oxygen (LOX) supply to take it into orbit.

LC Switching to the topic to gender, how many women work in the same police station as you?

It operates on GSM quad band frequency 850, 900, 1800 and 1900 MHz, with automatic switching between frequencies.

In the industrial sector, three Parties proposed projects to substitute natural gas for conventional industrial fuels (fuel switching).

On June 1, 2007, Costa Rica broke diplomatic ties with Taiwan, switching recognition to the People's Republic of China.

About half of the Parties considered switching to cleaner fuels, such as low sulphur fuels and LPG, from coal.

Meanwhile, France relies heavily on low carbon nuclear power, and is switching rapidly to electric vehicles, such as the pioneering Renault Nissan Leaf.

By the time of Katz, in 1967, telephones had become personal devices with lines not shared across homes and switching was electro mechanical.

Secondly, and more important, the experience of switching from recipient to donor status while carrying out structural reforms has not been without hardship.

PS Don't get off! Don't get off! Don't get off!

In January 1931, the minority Labour government, then supported by the Liberals, introduced a Representation of the People Bill that included switching to AV.

In these circumstances, more complicated regulations merely mean more billable hours for lawyers, more income for regulators switching sides, and more profits for derivatives traders.

But we design tasks on the computer where we can measure, to millisecond accuracy, how good they are at switching from one task to another.

The name referred to the way that the magnetic field of the cores could be used to control the switching of current in electromechanical systems.

The channel canceled its regular programs, and was transformed into a round the clock workshop of live news and interviews, switching from one revolution to another.

Cisco Express Forwarding (CEF) is an advanced layer 3 switching technology used mainly in large core networks or the Internet to enhance the overall network performance.

He stated that he (i.e., the German) was headed off ... seen off ... and ... written off .

Some Parties considered the following measures establishment of seed banks and identifying least cost measures, such as switching crops and or cultivars, soil improvement, and rainwater management.

Master control off. The hell with it. Way off.

In connection with recommendation 4 of OIOS, any additional investment connected to switching from analogue to digital video network technology will be reviewed by the project access control team.

The solution could be in managing time better such as in switching off the television between 5pm and 8pm, or drawing up a schedule for joint family activities, or for me to actually take part in doing housework, even just carrying out chores that I can do easily .. or anything else.. but I would say no to a housemaid (at least under the current circumstances).

It makes some people better off without making others worse off.