Carbon Dioxide

Renewables 2024 global status report: global overview

This overview sets the scene for the various modules in the Renewables 2024 Global Status Report Collection. It provides high-level trends on the status of renewables in the wider fossil fuel-dominated energy system in the context of global challenges such as climate change, development goals and the geopolitical landscape. Urgent …

Phytoplankton growth overestimated in the Pacific Ocean

new research suggests that current estimates of phytoplankton growth in oceans and total carbon uptake, calculated through satellite imagery, might be overestimated. A new study, published online in Nature's website on August 31, 2006, has found large segments of the Pacific Ocean lack sufficient iron to trigger phytoplankton growth and …

A combined mitigation/geoengineering approach to climate stabilization

Projected anthropogenic warming and increases in CO2 concentration present a twofold threat, both from climate changes and from CO2 directly through increasing the acidity of the oceans. Future climate change may be reduced through mitigation (reductions in greenhouse gas emissions) or through geoengineering. Most geoengineering approaches, however, do not address …

Hydropower back in World Bank`s good books

Big hydropower projects are poised to re-enter the good books of the World Bank (wb) and the Asian Development Bank (adb). In the early 1990s, the wb had stopped funding the Sardar Sarovar Project under pressure from the Narmada Bachao Andolan. That marked the beginning of a phase during which …

Carbon dioxide lake discovered off Taiwan

A team of scientists based in Japan and Germany has found an unusual lake of liquid co2 beneath the seabed, says a recent National Geographic report. The co2 lake, discovered by Fumio Inagaki of the Japan Agency for Marine-Earth Science and Technology in Yokosuka and colleagues, was first reported in …

Companies for carbon sequestration undersea for more oil

british and Norwegian oil companies have announced plans to bury carbon dioxide under the bed of the North Sea. Though they claim they are trying to inhibit climate change, the actual purpose is more mundane: increased exploration of oil and gas reserves. Experts have expressed environmental concerns about such sequestering …

World Bank to buy carbon credits to aid building material industry

as the trustee of the Community Development Carbon Fund, the World Bank has agreed to buy carbon credits from two Indian companies ostensibly to promote projects with better technologies in the building material industry. The construction sector in India is considered one of the most carbon intensive sectors representing about …

Deep distress

global carbon dioxide emissions from burning fossil fuels are altering ocean chemistry and threatening marine organisms, including coral reefs, claims a us report released recently. Based on the data and experimental finding from various studies, the report says that oceans absorbed about 118 billion tonnes of carbon between 1800 and …

Carbon excess

The ministry says it received a positive response from prospective investors in India and abroad and states like Tamil Nadu and Maharashtra, had also shown interest. The proposed On June 27, 2006, bbc reported that Germany had made unbelievable cuts to its emission targets for the 2008-2012 phase of the …

Online

www.offsetters.com Naive operators Hadi Dowlatabadi, one of the founders of this site under review calls himself a reformed carbon emitter. The Canada-based scientist used to travel more than 100,000 km a year and even owned a sports utility vehicle for four days before deciding it wasn't for him. Now, he …

The potential for Bus Rapid Transit to reduce transportation-related CO2 emissions

This article examines Bus Rapid Transit (BRT) as a near-term strategy for reducing CO2 emissions in a typical medium-sized U.S. city. The paper compares the expected CO2 emissions from three scenarios to meet the city's growth in work trips by 2011: a no-build option that relies upon private automobiles and …

Forest fire atlas to provide information realtime

the European Space Agency (esa) has come out with a world fire atlas based on satellite data on forest fires collected over a decade. The maps are available to users online in near-real time (within six hours of a fire). The data was taken from instruments called Along Track Scanning …

EU`s pollution control measures suffers setback

european plans to cut pollution have seen a set back following a massive slump in markets, caused by the "cack-handed' way in which carbon emissions trading was set up within the continent, say energy experts. The European Commission (ec) has found that in 2005 alone eu industrial units pumped out …

Cleaninq up

Like any fledgling business, the carbon credit market too has teething troubles. But that should not stop it from growing In 2004, Roop Salotra undertook a project at srf's (Sri-ram Fibres) refrigerant plant in Bhiwadi, Rajasthan, that cost about Rsl2.5 crore. Under a scheme that generates 'carbon credits', it significantly …

Environmental reform in the electricity sector - China and India

This article analyzes the challenges to effective environmental protection in the power sectors of China and India. Its analytical framework consists of identification of environmental policies and regulations affecting electricity generation, assessment of problems faced when implementing these policies and regulations, and finally recommendations for surmounting the barriers encountered.

Generating heat

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UK wants to emit more

the European Commission (ec) has said that the uk can't increase the amount of carbon dioxide (co2) emissions allowed to its industry under the E uropean Union's (eu's) emissions trading scheme one of Europe's key instruments to meet commitments under the Kyoto Protocol. The country had sought to change its …

Groovy benefits

a new research study shows that the function of mangroves is not limited to protecting the coastline and maintaining biodiversity. An international study has found that though mangroves cover less than 0.1 per cent of the global land area, they provide more than 10 per cent of essential dissolved organic …

Bytes

corrosive oceans: Increased carbon dioxide emissions are rapidly making the world's oceans more acidic. If this continues it could cause mass extinction of marine life similar to that which occurred 65 million years ago when dinosaurs disappeared, according to Ken Caldeira of the Carnegie Institution's Department of Global Ecology. The …

Supplanting petrol

plant-based alternative fuels may be as efficient as petrol, but for now they offer only marginal environmental benefits, according to scientists who have analysed how much energy goes into producing such biofuels, and how much carbon dioxide (co2) they emit as they power vehicles. A us study that appeared in …

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