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 …

France to set unilateral floor price for carbon emissions

The French government has committed to unilaterally set a carbon price floor for electricity producers in a move aimed at curbing coal-fired power generation and boosting renewables. The combination of currently low carbon emission prices and coal prices in Europe is making coal-fired plants twice as profitable as gas-fired plants …

Rare ice data collected by early 'citizen scientists' confirms warming

MADISON, Wis. -- In 1442, 50 years before Columbus "sailed the ocean blue," Shinto priests in Japan began keeping records of the annual freeze dates of a nearby lake. Along a Finnish river, starting in 1693, local merchants recorded the date the ice broke up each spring. These observations are …

Push for food-based biofuels by EU has caused rise in emissions, says study

Using the so-called green biodiesel for transport was supposed to cut down CO2 emissions but could increase Europe's overall transport emissions by nearly 4%, according to a new EU study. These extra emissions are equivalent to putting around 12 million more vehicles on the roads of Europe in 2020. The …

China confirms to strictly control coal-fired power capacity

China's government said on Monday that it would strictly control the total capacity of its coal-fired power sector, confirming a move that had previously been flagged by the country's energy watchdog. Beijing will halt the construction of new coal-fired power plants until 2018 in 15 regions even for projects that …

Rise in CO2 has 'greened Planet Earth'

A new study says that if the extra green leaves prompted by rising CO2 levels were laid in a carpet, it would cover twice the continental USA. Climate sceptics argue the findings show that the extra CO2 is actually benefiting the planet. But the researchers say the fertilisation effect diminishes …

Greening of the Earth and its drivers

Global environmental change is rapidly altering the dynamics of terrestrial vegetation, with consequences for the functioning of the Earth system and provision of ecosystem services1, 2. Yet how global vegetation is responding to the changing environment is not well established. Here we use three long-term satellite leaf area index (LAI) …

Differential climate impacts for policy-relevant limits to global warming: the case of 1.5 ◦C and 2 ◦C

Robust appraisals of climate impacts at different levels of global-mean temperature increase are vital to guide assessments of dangerous anthropogenic interference with the climate system. The 2015 Paris Agreement includes a two-headed temperature goal: “holding the increase in the global average temperature to well below 2 ◦C above pre-industrial levels …

Signing of Paris climate deal will open up new market, the White House says

The signing of the Paris agreement on climate change later this week in New York will "open up" a new market for energy efficiency innovation that US companies have pioneered, the White House has said. "This will open up a market for energy efficiency innovation that US companies have pioneered," …

To protect Philippine forests, may the "tribal force" be with you

Indigenous people in the Philippines are calling on the government to authorise a force of tribal rangers to help preserve the country's forests and curb climate change. Forest management and protection are an important part of the Philippines' strategy to reduce its carbon emissions by 70 percent by 2030, a …

Study: humans have caused all the global warming since 1950

A new study published in Climate Dynamics has found that humans are responsible for virtually all of the observed global warming since the mid-20th century. It’s not a novel result – in fact, most global warming attribution studies have arrived at the same general result – but this study uses …

2016 Already Shows Record Global Temperatures

It has been the hottest year to date, with January, February and March each passing marks set in 2015, according to new data from the National Oceanic and Atmospheric Administration. March was also the 11th consecutive month to set a record high for temperatures, which agencies started tracking in the …

Soil Management Can Save Earth From the Dangers of Climate Change

An alteration in the way humans farm and manage soils can save the earth from overheating, according to a new report. As per researchers, soil plays an important role in storing carbon, and improving the management of soil can make it play a bigger role in avoiding drastic climate change. …

Greenhouse gas data management: building systems for corporate/facility-level reporting

Greenhouse Gas Data Management: Building Systems for Corporate/Facility-Level Reporting is intended to serve as a reference document for regulators, GHG reporting program and system administrators, and IT/development teams on all aspects of designing and developing GHG data management systems. The guidance report: Highlights the legal, regulatory, policy, institutional, and technical …

Boosting biofuels: sustainable paths to greater energy security

Substantial potential exists to expand both food and fuel supply in a sustainable fashion. Sustainable biofuel pathways examined in this report include: boosting yields of food crops and associated residues on existing farmland; freeing up existing farmland for biofuel crops through further yield improvements; reducing losses and waste in the …

Could climate change lead to more food? Increased carbon dioxide could help wheat, rice and soybeans grow more efficiently

Bringing drought and increased temperatures, climate change has been widely portrayed as a force that will leave staple food crops struggling in many areas where they are grown today. But a new study has shown that increasing levels of carbon dioxide in the atmosphere may actually lead to greater yields …

Great Barrier Reef risks mass bleaching as coral defences may fail in 40 years

Corals in the Great Barrier Reef currently have a protective mechanism against bleaching. However, a study has found the mechanism is vulnerable to failure as the ocean permanently warms due to climate change. This could lead to mass coral bleaching within 40 years, experts have warned. Corals have a symbiotic …

Regional disparities in the beneficial effects of rising CO2 concentrations on crop water productivity

Rising atmospheric CO2 concentrations are expected to enhance photosynthesis and reduce crop water use. However, there is high uncertainty about the global implications of these effects for future crop production and agricultural water requirements under climate change. Here we combine results from networks of field experiments and global crop models …

CII proposes ‘last-digit’ rationing scheme to reduce greenhouse emissions

The Confederation of Indian Industry (CII) has submitted a report to the Delhi government where it has proposed the implementation of Last Digit Automobile Rationing Scheme (LDARS) to reduce pollution and congestion in the city. In LDARS, if a car’s number plate ends with 1 then it will not be …

Pollution impact on monuments slow but long lasting: Experts

While human life has perennially been under threat of pollution, monuments haven't been spared either and are being adversely impacted by contaminated air, experts say. Among the most evident symptoms of an affected monument, particularly those built in white marble or limestone is the gradual yellowing of the walls, similar …

Paje to sign Paris Agreement on climate change

DENR Secretary Ramon Paje is heading to New York to represent President Aquino in the formal signing of the Paris Agreement and to deliver the Philippine statement at the United Nations (UN) Headquarters on April 22. The covenant signifies the country’s commitment to curbing carbon dioxide and other greenhouse gas …

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