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 …

Kerala's electric vehicles draft policy okayed by state finance department

The policy, which is the part of NITI Aayog, aims to reduce the number of vehicles on the road with the introduction of modern shared transport system like air conditioned e-bus and e-autorickshaws. THIRUVANANTHAPURAM: The Electric vehicles (EV) or e-mobility policy draft received a sanction after few corrections from the …

Discussion paper on carbon tax structure for India

Internationally, carbon pricing instruments have witnessed growing interest as cost effective policy measures for climate mitigation. A carbon tax is considered by many as an efficient climate mitigation instrument since it can influence decision making of businesses and individuals to enable transition towards low-carbon and energy efficient technologies. Furthermore, the …

Your city has less than 1 tree per person

NEW DELHI: Trees in Delhi — those along avenues, in colonies and at scattered lots — have been on a decline since 2005. The protests against tree felling for the redevelopment of seven south Delhi colonies may reflect the prevailing popular anxiety, but tree cover in the city went down …

Southern Hemisphere westerlies as a driver of the early deglacial atmospheric CO2 rise

The early part of the last deglaciation is characterised by a ~40 ppm atmospheric CO2 rise occurring in two abrupt phases. The underlying mechanisms driving these increases remain a subject of intense debate. Here, we successfully reproduce changes in CO2, δ13C and Δ14C as recorded by paleo-records during Heinrich stadial …

The European Commission's proposed CO2 standards for heavy-duty vehicles

On May 17, 2018, the European Commission released a regulatory proposal for setting the first ever carbon dioxide (CO2) emission standards for new heavy-duty vehicles (HDVs) sold in the European Union. The Commission’s proposal marks the starting point of the legislative process that presumably will lead to the EU becoming …

Black carbon pollution high on Hyderabad outskirts too

HYDERABAD: Forget the core city of Hyderabad; even peripheral or peri-urban areas are now under the threat of poisonous black carbon particulate matter. A research study conducted in about two dozen areas abutting Hyderabad has revealed high concentration of black carbon in the atmosphere — an indication of unchecked use …

Are driving forces of CO2 emissions different across countries? : insights from identity and econometric analyses

This paper investigates factors behind the growth of carbon dioxide emissions over the 35 years between 1980 and 2015 in more than 100 countries, using an index decomposition technique (the Logarithmic Mean Divisia Index). The results are further confirmed using an econometric technique (the general method of moments). The study …

PPCB starts process to close 2 brick kilns

Violating PPCB regulations, emitting black smoke much above the permissible limit The Punjab Pollution Control Board (PPCB) has started the process to close two brick kilns in Faridkot. It is alleged that M/s Aggarwal Brick Kiln and M/s Sushil Kumar BKO were violating the PPCB rules and regulation and the …

Meghalaya fares better than Bhutan in carbon emission

SHILLONG: The report of the carbon footprint of Meghalaya has revealed that in terms of carbon emissions, Meghalaya is doing better than Bhutan which is famous for its low carbon footprint. This presents tremendous opportunities for tourism and research promotion of the state. This was revealed in a seminar on …

Storms are the new normal

The fact is that the storms of this year hold a mirror to our future Over 50 storms in 16 states of India have killed more than 500 people and destroyed acres of crops in two months — April to May this year. This is not normal. Or is this …

How dry riverbeds contribute to climate change

Dry riverbeds are contributing more carbon emissions than previously thought, says a study that could help scientists better understand how to fight climate change. "There is a substantial amount of plant litter that accumulates in dry riverbeds and when they flow again this material can break down rapidly. We've now …

Renewable heating and cooling for industrial applications: guidance for carbon accounting

A significant amount of the final energy demand of the manufacturing industry is in providing heating and cooling to processes and buildings. Renewable heating and cooling (RHC) technologies are one way to reduce the greenhouse gas (GHG) emissions associated with the generation of this heating and cooling demand. Yet whereas …

Fuel efficiency norms to be tightened as govt seeks to push automakers to make more electric vehicles

NEW DELHI: The government is set to tighten fuel efficiency norms for vehicles to push automobile manufacturers to expedite the conversion of conventional internal combustion engines (IECs) to electric vehicles (EVs). Sources said producing a certain share - about 4-6% - of their vehicles on electric mode will help them …

Antarctic and global climate history viewed from ice cores

A growing network of ice cores reveals the past 800,000 years of Antarctic climate and atmospheric composition. The data show tight links among greenhouse gases, aerosols and global climate on many timescales, demonstrate connections between Antarctica and distant locations, and reveal the extraordinary differences between the composition of our present …

Why Africa stands to benefit if rise in global temperatures is kept to 1.5°C

At the end of the century, if carbon emissions aren’t reduced faster, the global temperature is likely to be 2.6°C to 4.8°C higher than it was in 1986–2005. Africa could be even hotter than that, to the tune of between 3℃ and 6℃. If the world doesn’t make a bigger …

IMF: Carbon taxes are effective instruments to reduce carbon dioxide emissions

The world is getting hotter, resulting in rising sea levels, more extreme weather like hurricanes, droughts, and floods, as well as other risks to the global climate like the irreversible collapsing of ice sheets. Carbon taxes, or similar charges for the carbon content of coal, petroleum products, and natural gas, …

Rising CO2 may increase dangerous weather extremes, whatever happens to global temperatures

New research from the University of Oxford and collaborators at several other institutions, including the University of Bristol, provides compelling evidence that meeting the global warming target of 1.5°C may not be enough to limit the damage caused by extreme weather. The paper, published today in Nature Climate Change, demonstrates …

BP Statistical Review of World Energy 2018

The renewed upward march of global carbon emissions is worrying and a big step backwards in the fight against climate change, according to BP. Emissions rose 1.6% in 2017 after flatlining for the previous three years, which the British oil firm said was a reminder the world was not on …

Germany eyes tougher CO2 emissions rules for cars in EU

Germany’s Environment Ministry has drawn up a position paper suggesting CO2 emissions from cars and light commercial vehicles should be halved by 2030 compared to 2021 levels, documents seen by Reuters on Wednesday showed. That compares to proposals from the European Commission for a 30 percent reduction. German Environment Minister …

Most States still lukewarm to green building norms

Only 12 States, UTs have notified the Energy Conservation Building Code Most States are giving short shrift to building energy conservation norms with just a dozen adopting them so far, a little over a decade after its release. The first Energy Conservation Building Code (ECBC) was released in May 2007 …

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