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 …

Indian lungs 30% weaker than Europeans

New Delhi: In another proof that worsening air quality in Indian cities is affecting people’s health, a study has found that Indians have 30% lower lung function as compared to Europeans. Things could get worse if immediate steps are not taken to curb vehicular emission, doctors warned. The study was …

Rethinking US climate advocacy

The US climate movement has failed to create the political support needed to pass significant climate policy. It is time to reassess climate advocacy. To develop a strategy for philanthropy to strengthen climate engagement, I interviewed over 40 climate advocates,more than a dozen representatives from the foundation community, and a …

Climate change and water use partitioning by different plant functional groups in a grassland on the Tibetan Plateau

The Tibetan Plateau (TP) is predicted to experience increases in air temperature, increases in snowfall, and decreases in monsoon rains; however, there is currently a paucity of data that examine the ecological responses to such climate changes. In this study, we examined the effects of increased air temperature and snowfall …

Carbon dioxide emissions from Indian manufacturing industries: role of energy and technology intensity

Industrial energy efficiency has emerged as one of the key issues in India. The increasing demand for energy that leads to growing challenge of climate change has resulted major issues. It is obvious that high energy intensity leads to high carbon intensity of the economy. This paper is an attempt …

Is the climate already dangerous?

In a compelling survey, this report answers the question many are afraid to ask: is climate change already dangerous?This science survey measures the current manifestations and impacts of climate change against the "safe boundaries" metric; surveys the literature on tipping points and non-linear climate events; and provides a detail study …

Primer on Hydrofluorocarbons

Fast action under the Montreal Protocol can limit growth of HFCs, prevent up to 100 billion tonnes of CO2-eq emissions by 2050, and avoid up to 0.5°C of warming by 2100.

World energy perspective: energy efficiency policies - what works and what does not

The report, World Energy Perspective: Energy Efficiency Policies, is produced in collaboration with France’s energy and environment agency, ADEME. The report shows that more and more countries are now involved in energy efficiency policies, but also highlights numerous factors that have affected energy efficiency progress across 85 countries, representing more …

World energy perspective: energy efficiency policies - what works and what does not

The report, World Energy Perspective: Energy Efficiency Policies, is produced in collaboration with France’s energy and environment agency, ADEME. The report shows that more and more countries are now involved in energy efficiency policies, but also highlights numerous factors that have affected energy efficiency progress across 85 countries, representing more …

Current challenges and priorities for greenhouse gas emission factor improvement in select Asian countries

This report, Current Challenges and Priorities for Greenhouse Gas Emission Factor Improvement in Select Asian Countries, focuses on a key initiative of the LEAD program, namely to improve GHG inventories and GHG accounting systems and practices. The national GHG inventories in Asia exhibit diversity in their methodological complexity, accuracy, and …

New report calls for immediate action to tackle aviation emissions

A new scientific report released today highlights the critical importance of taking early action when implementing measures to reduce the climate impact of rapidly increasing emissions from aviation. With a decision expected shortly on how and when to tackle international aviation emissions, today's report increases the pressure on the International …

BRO's stone crusher turns polluter at Rohtang

A stone crusher, installed near Marhi just below the Rohtang pass, is polluting the clean air of this beautiful mountainous area with dust and carbon emission. Dense clouds could be seen hovering over this tourist destination for the last many days. Himachal Pradesh government had recently turned tough on those …

Leaked Report Spotlights Big Climate Change Assessment

A leaked early version of a major forthcoming report from the Intergovernmental Panel on Climate Change (IPCC), the United Nations-affiliated panel of scientists that is often cited as the world's top authority on global warming, is grabbing headlines this week. The New York Times reported on what it called the …

Next 30 years to see more frequent heat waves

Climate change is set to trigger more frequent and severe heatwaves in the next 30 years regardless of the amount of carbon dioxide (CO2) emitted into the atmosphere, a new study has warned. Extreme heat waves such as those that hit the US in 2012 and Australia in 2009 — …

European forests head towards carbon saturation point: Study

The ability of Europe's aging forests to absorb carbon dioxide is heading towards saturation point, threatening one of the continent's main defences against global warming, a study showed on Sunday. Forests from Spain to Sweden are getting older, packed with trees less good at soaking up the emissions blamed for …

Too late to stop extreme heat waves: Study

Climate change will trigger harsher and more frequent heat waves in the next 30 years regardless of the amount of Earth-warming carbon dioxide we emit, a study said on Thursday. But targets adopted today for curbing greenhouse gas emissions will determine whether the pattern stabilises thereafter, or grows even worse. …

Antarctic ice core reveals how last ice age ended

Analysis of an Antarctic ice core has revealed that warming in the frozen continent began about 22,000 years ago, a few thousand years earlier than suggested by earlier records. The new research shows that Antarctic warming began at least two, and perhaps four, millennia earlier than had been previously believed. …

Timing a rise in sea level

Thirty-five years ago, a scientist named John H Mercer issued a warning. By then it was already becoming clear that human emissions would warm the earth, and Dr Mercer had begun thinking deeply about the consequences. His paper, in the journal Nature, was titled "West Antarctic Ice Sheet and CO2 …

Experts pin success of development plan on public transport access

For most Puneites, traffic and transport pose the worst kind of problems. The clamour for a metro and a more effective Bus Rapid Transit System is growing, but urban planners and experts have warned that investments in both modes would be wasted if access to these public transport systems is …

China to spend more to tackle dire pollution

BEIJING: China plans to accelerate investment in technology to save energy and tackle the dire pollution blamed for a series of health crises that have generated widespread public anger. The government has been increasingly alarmed by social unrest caused by environmental disasters and threats to public health, often the result …

China to spend more to tackle dire pollution

China plans to accelerate investment in technology to save energy and tackle the dire pollution blamed for a series of health crises that have generated widespread public anger. The government has been increasingly alarmed by social unrest caused by environmental disasters and threats to public health, often the result of …

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