Biomass

Punjab Green Hydrogen Policy

The Punjab Energy Development Agency has released a draft green hydrogen policy aiming to achieve a green hydrogen and ammonia production capacity of 100 kilo tonnes per annum by 2030. The policy proposes extending incentives under the existing “Punjab Industrial and Business Development Policy 2022” to new green hydrogen and …

The supply and demand of net primary production in the Sahel

Net primary production (NPP) is the principal source of energy for ecosystems and, by extension, human populations that depend on them. The relationship between the supply and demand of NPP is important for the assessment of socio-ecological vulnerability. We present an analysis of the supply and demand of NPP in …

A century of fish biomass decline in the ocean

The researchers performed a global assessment of how fish biomass has changed over the last 100 years, applying a previously developed methodology using ecological modeling. Our assessment built on more than 200 food web models representing marine ecosystems throughout the world covering the period from 1880 yo 2007. All models …

Can currently available advanced combustion biomass cook-stoves provide health relevant exposure reductions? Results from initial assessment of select commercial models in India

Household air pollution from use of solid fuels is a major contributor to the national burden of disease in India. Currently available models of advanced combustion biomass cook-stoves (ACS) report significantly higher efficiencies and lower emissions in the laboratory when compared to traditional cook-stoves, but relatively little is known about …

U.S. Renewable Power Generation Will Rise 6.3% in 2015

Electricity produced from wind, solar, hydropower and other renewable resources will jump 6.3 percent in 2015, according to the U.S. Energy Information Administration. Renewable output, which also includes geothermal and biomass plants, will produce 1.561 million megawatt-hours per day next year, versus 1.469 million this year, the EIA said in …

DuPont and Procter & Gamble use agricultural waste in laundry detergent

DuPont and Procter & Gamble (P&G;) have teamed up on a new initiative to use renewable agricultural biomass in the production of Tide-branded laundry detergent. In a technological breakthrough which has been ten years in the making, the two companies will substitute starch ethanol made from corn kernels with a …

Monsoon Rainfall Declined In Last 50 Years Due To Human-Induced Air Pollution

Air pollution caused by humans and resulting in high concentration of aerosols in the atmosphere affected annual monsoon rainfall in the northern hemisphere. A new study by the University of Edinburgh attributes a fall by 10% in rainfall over the last 50 years to these anthropogenic emissions and not due …

Linearity between temperature peak and bioenergy CO2 emission rates

Many future energy and emission scenarios envisage an increase of bioenergy in the global primary energy mix. In most climate impact assessment models and policies, bioenergy systems are assumed to be carbon neutral, thus ignoring the time lag between CO2 emissions from biomass combustion and CO2 uptake by vegetation. Here, …

Indoor air pollution in India: Implications on health and its control

Indoor air pollution is the degradation of indoor air quality by harmful chemicals and other materials; it can be up to 10 times worse than outdoor air pollution. This is because contained areas enable potential pollutants to build up more than open spaces. Statistics suggest that in developing countries, health …

Pathways toward zero-carbon electricity required for climate stabilization

This paper covers three policy-relevant aspects of the carbon content of electricity that are well established among integrated assessment models but under-discussed in the policy debate. First, climate stabilization at any level from 2 to 3°C requires electricity to be almost carbon-free by the end of the century. As such, …

Energy efficiency in Central America: progress and action towards the fulfillment of the goals of the Central American sustainable energy strategy

The UN Economic Commission for Latin America and the Caribbean (ECLAC) has launched a study on energy efficiency (EE) in Central America. The publication analyzes the advances made by the region since the approval of the ‘Central American Sustainable Energy Strategy 2020,' in 2007. The Strategy, which was developed with …

Energy dept flags free land to green power developers

BHOPAL: State energy department strongly objected to 'free land policy' floated by new and renewable energy department to attract mega investment in the field of solar, wind, and bio mass energy in the state. Senior IAS officer S R Mohanty-led new and renewable energy department had circulated a copy of …

US energy review results clash with Obama's Climate Summit speech

Despite an increase of 4% in the production of renewable energy over the past 18 months, new figures have revealed a marked increase in fossil fuel consumption across the US. The latest Monthly Energy Review from the US Energy Information Administration (EIA) explains that the release of energy-related emissions - …

NGT directs Centre to finalise policy on preventing pollution from farm waste

The National Green Tribunal has directed the Centre to finalise the national policy for controlling and preventing pollution resulting from burning of agricultural waste in open fields. A bench headed by Justice Swatanter Kumar also directed the Ministry of Environment and Forests (MoEF) to state what directions it proposes to …

Betting on negative emissions

Bioenergy with carbon capture and storage could be used to remove carbon dioxide from the atmosphere. However, its credibility as a climate change mitigation option is unproven and its widespread deployment in climate stabilization scenarios might become a dangerous distraction.

Chile to Fund Studies for 740 Megawatts of Renewables

Chile’s government will fund the early development of renewable energy projects totaling 740 megawatts. The country’s Renewable Energy Center, known as CER, is offering $1.3 million to 51 projects with a capacity of as much as 50 megawatts each, the government said on its website. The projects include 15 small …

A wood density and aboveground biomass variability assessment using pre-felling inventory data in Costa Rica

The high spatio-temporal variability of aboveground biomass (AGB) in tropical forests is a large source of uncertainty in forest carbon stock estimation. Due to their spatial distribution and sampling intensity, pre-felling inventories are a potential source of ground level data that could help reduce this uncertainty at larger spatial scales. …

Forest biomass change estimated from height change in interferometric SAR height models

There is a need for new satellite remote sensing methods for monitoring tropical forest carbon stocks. Advanced RADAR instruments on board satellites can contribute with novel methods. RADARs can see through clouds, and furthermore, by applying stereo RADAR imaging we can measure forest height and its changes. Such height changes …

India Environment Portal Newsletter 31 August 2014 - 06 September 2014

The weekly digest of important reports, research, policy documents, regulations, studies, court cases, protests, conflicts, initiatives, photos, data, statistics, infographics, presentations on the India Environment Portal, 31 August 2014 - 06 September 2014.

Respiratory risks from household air pollution in low and middle income countries

A third of the world's population uses solid fuel derived from plant material (biomass) or coal for cooking, heating, or lighting. These fuels are smoky, often used in an open fire or simple stove with incomplete combustion, and result in a large amount of household air pollution when smoke is …

Short and long-term carbon balance of bioenergy electricity production fueled by forest treatments

Forests store large amounts of carbon in forest biomass, and this carbon can be released to the atmosphere following forest disturbance or management. In the western US, forest fuel reduction treatments designed to reduce the risk of high severity wildfire can change forest carbon balance by removing carbon in the …

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