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La Mauritanie se joint à l’effort mondial contre le changement climatique en tant que 170e pays à ratifier l’amendement de Kigali
Ce mois de novembre, la Mauritanie a ratifié l’amendement de Kigali, qui entrera en vigueur dans le pays en février 2026.
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2 922 actualités
Briefs: Mahindra introduces Hy-Alfa hydrogen-powered three-wheeler
Three-wheeled vehicles are common on the streets in India. However, these vehicles are generally either human-powered or they run on gasoline, often using highly polluting two-stroke motors. Mahindra, a major vehicle manufacturer in India, has its...
Natural refrigerants in emerging countries: GTZ
Within the International Climate Initiative, the Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) is implementing a project aiming to introduce R290 (propane) room air-conditioning systems in China in order to replace HCFC-22. Endowed...
Natural refrigerants in emerging countries: South Africa
South Africa is facing an energy shortage and a rise in electricity prices. Natural refrigerants, which have important energy saving potential, are now being introduced, especially in supermarkets. Here are 2 examples: . GTZ has offered technical...
Climate control for your desk
We are used to taking command of our personal climate in planes and cars by using simple controls. Why not in buildings too? A study of the effect of installing individual air-conditioning vents at office desks, and putting controls at each...
Superconductivity for aircrafts?
NASA recently published plans for the development of aircraft using superconductivity for a time frame around 2030. This could allow for noise reduction, improved carbon footprint and energy savings. The main advantage of HTS machines is that they...
Briefs: Is air conditioning good for health?
Air conditioning (AC) could blunt the ill effects of air pollution, according to a recent study by Bell et al. from Yale University, published in Epidemiology in September 2009. The study investigated the short-term effects of particulate matter...
Briefs: District cooling in Saudi Arabia
MODON signed an agreement with National Tri-Generational CHP Company (NTCC) to provide the Jeddah 2nd Industrial City with a district cooling service system. The system will provide the industrial city about 352 MW of district cooling services and...
Briefs: First Spain-UK refrigerated railway line
Stobart Rail, a branch of leading UK transport Stobart Group and British DB Schenker Rail recently launched temperature-controlled intermodal services from Valencia to the UK via the Channel Tunnel. This is a unique example of a single rail...
Briefs: Africa's first bio-bank
South Africa's first bio-bank, a cold storage facility where samples from HIV clinical trials and other diseases can be stored for years to support future medical research, was launched recently. The state-of-the-art facility in Johannesburg is...
Briefs: Chameleon tiles for energy savings
It is a well-known fact that dark surfaces absorb the sun's heat, whereas white surfaces reflect it. US Secretary of Energy, Steven Chu, considers that turning all roofs white would eliminate as much greenhouse gas emissions in 20 years as the...
Briefs: Chilled beams take off
Several MIT buildings now boast what looks like slim, fin-tubed radiators in ceiling cavities. These cooling devices are chilled beams. They use water, not air, to remove heat from a room. The potential energy reduction of using chilled beams...
Briefs: AHR Exposition Award
This year the winner of AHR Exposition Award was Delphi Corp.'s innovative micro channel evaporator, capable of performing both cooling and heating functions for residential or commercial settings. It is highly efficient as it uses a compact...
Green cooling solutions for the Olympics
VANOC, the Vancouver Organizing Committee (www.Vancouver2010.com), claims that these Olympics are the greenest ever and there are whole lists of environmentally friendlier features in the venues. And...
Nouvelles de Copenhague
La Conférence COP-15 sur le changement climatique est presque finie. Malgré des discussions nombreuses et longues, aucun réel progrès n'a été réalisé en vue d'accords ultérieurs. De nombreux chefs d'état et de gouvernements ont présenté des...
Briefs: Ice slurries, heart attack victims and surgery patients
In cardiac arrest victims, without fresh oxygen from blood pumped through the body, brain cells start to die in just minutes. Within 10-20 minutes after the heart stops beating, even if doctors can get the heart beating again, the brain has died....
Briefs: solar air-conditioning prototype
As part of the European programme Solera, CEA LITEN researchers recently set up a 4.5-kW solar air-conditioning prototype in the facilities of the INES (French National Institute of Solar Energy) in Chambéry in the French Alps, where the system...
Briefs: double-effect trigeneration for energy savings in French space centre
The Centre Spatial de Toulouse, which is part of the French Centre National d'Etudes Spatiales is now equipped with a large-scale trigeneration plant. The Centre comprises 60 buildings and employs 2500 employees and until 2002 also had a huge...
Briefs: CERN: LHC relaunch
CERN's Large Hadron Collider (LHC) will initially run at an energy of 3.5 TeV per beam when it starts up in November this year. All tests on the machine's high-current electrical connections have now been completed and demonstrate that no further...
Briefs: Swiss supermarket chain COOP chooses CO2
COOP has implemented CO2 as refrigerant of choice for low-and medium-temperature applications and aims at becoming CO2 neutral by 2023. The first supermarket has been equipped with a CO2 booster system engineered by Frigo-Consulting AG. A central...
Briefs: phase-out of HCFCs
The December 31, 2009 deadline for the phase-out of HCFCs is expected to generate important problems in many countries: - In the US, no HCFC-22 can be produced or imported for use in refrigerating equipment manufactured after December 31, 2009....
Briefs: China
China aims to save 75 TWh of power consumption per year - the equivalent of 75 million tonnes of CO2e by promoting energy-efficient air conditioners and other home appliances. The National Development and Reform Commission has detailed the first...
Briefs: USA
- The US Department of Energy (DOE) has published on August 31 the first energy efficiency standards for refrigerated vending machines. The new standards take effect in 2012 and over the following 30 years, DOE estimates it will save about 47 TWh...
Briefs: Incentives for energy-efficient refrigerators
- US measures A USD 300 million programme, similar to what Stråberg suggested for Sweden, was recently announced by President Barack Obama. The US package will authorize states to create rebates with an expected value of USD 50-200 for each...
Markets and figures: heat pump market
The heat pump market is growing fast, especially in Europe and in Asia: - In Europe, a recent report from Frost & Sullivan found that the heat pump market - covering commercial, residential, public and industrial applications - earned over €...
Markets and figures: Australia
According to EcoLibrium, no less than 29 million air-conditioning and refrigeration devices are used in Australia, which represents 1.33 devices per inhabitant and 45@000 GWh of electricity, i.e. 22% of national consumption; 40 Mt CO2e are...
