science and technology

Citizen science projects in Visakhapatnam engage community members to document biodiversity

Environmental organisations in Visakhapatnam, Vizianagaram and Srikakulam are leading citizen science projects, transforming individual observations into contributors to science




science and technology

A pair of hornbills consumes 90,000 fruits and 17,000 insects a year, reveals forest watcher




science and technology

Sydney’s ‘mystery’ toxic beach balls are cosmetic waste

Around 2,000 of the mystery black balls had washed onto beaches across Sydney since October 15




science and technology

Company uses mining dust to enhance carbon capture

A Darjeeling-based company is transporting basalt dust from Jharkhand and using it as an organic fertiliser to enrich soil and accelerate carbon sequestration. It has used about 500 tonnes of dust.




science and technology

On climate finance to developing nations | Explained

Why are developing countries more vulnerable to climate change? How does the United Nations Framework Convention on Climate Change define climate finance? Why have the figures mentioned in the OECD report been called into question? Does India need climate financing?




science and technology

Environmental delegates gather in Colombia for conference on dwindling global biodiversity

As the world grapples with plummeting levels of biodiversity, Colombia is hosting two weeks of meetings for the United Nations Biodiversity Conference




science and technology

World lags on 2030 nature goals headed into UN COP16 talks

Governments have missed deadlines on biodiversity action plans and funding for conservation is billions of dollars away from meeting a 2025 goal




science and technology

How policies shape high-performance building standards and climate goals

Governments are trying to adopt high-performance buildings through policies and financing mechanisms that promote energy efficiency, resource management, and carbon neutrality. India has made significant progress through initiatives under its National Action Plan on Climate Change




science and technology

What is GRAP Stage-2 enforced in Delhi to combat severe air pollution?

The air quality is predicted to be in the ‘very poor’ category for the next six days, according to the Central government’s Air Quality Early Warning System for Delhi




science and technology

Climate scientists warn Nordic ministers of changing Atlantic Ocean current

Several studies have suggested that the risk of the Atlantic current changing has been greatly underestimated, the scientists said.




science and technology

UN nature talks debate rules for genetic information. What does that mean?

The COP16 talks are focusing on how genetic digital information is used and do not touch on the actual samples and specimens.




science and technology

Leaders urge world to pay up to save nature as COP16 talks open

Two years earlier, countries adopted the landmark Kunming-Montreal Global Biodiversity Framework agreement with a list of 23 goals to help halt nature loss by 2030.




science and technology

India close to finalising industry carbon targets ahead of Baku climate meet

Numerically specifying the targets is a precursor to the setting up of a ‘compliance’ carbon market. This means that companies have to ensure that their carbon emissions intensity is within the specified limit or they must ‘buy’ credits from organisations that have surplus credits.




science and technology

Green Humour by Rohan Chakravarty on the climate cost of militaries and wars




science and technology

Column | Song of the hoolock gibbon

Bird calls and gibbon duets are not uncommon in Guwahati, but the mounting challenges of urbanisation are taking a toll on the region’s biodiversity




science and technology

Severe budget crisis sparks concerns over future of UN-led climate dialogue

The UN body is facing budget shortfall of at least €57 million, threatening its ability to conduct climate negotiations and implement agreements




science and technology

Delhi’s air quality ‘very poor’ due to calm winds

The air quality was also ‘very poor’ in Delhi’s neighbouring areas such as Greater Noida, Ghaziabad and Noida, and ‘poor’ in Faridabad and Gurugram




science and technology

Why is Delhi’s air quality deteriorating? | Explained

What factors contribute to the deterioration of air quality in Delhi during the winter months? How does stubble burning affect PM 2.5 levels? What role do urban emissions from vehicles play in determining air quality? Why is a coordinated approach necessary to tackle the air pollution crisis?




science and technology

To combat rising air pollution levels, doctors advocate adopting lifestyle changes

Doctors in Delhi are advising residents to wear N95 masks, get vaccinated and opt for work-from-home if possible, if they can’t leave the city, as the national capital battles deteriorating air quality




science and technology

Current climate pledges still fall way short on Paris goals: UN body

Current pledges can cut emissions by 2.6%, far from the 43% scientists say is necessary to ward off catastrophic warming




science and technology

Greenhouse gas emissions surge to new record in 2023: World Meteorological Organization report

The globally averaged surface concentration of carbon dioxide reached 420 parts per million (ppm), methane 1934 parts per billion and nitrous oxide 336.9 parts per billion (ppb) in 2023.




science and technology

‘Bengaluru used to be a magical city for urban ecology, but not anymore’

Belagavi-based ecologist K.S. Gopi Sundar talks about his latest study and what he has learnt from his research about the coexistence of birds with humans in India




science and technology

Watch: Demo of hydrogen-electric powered vertical take-off and landing aircraft

Hyderabad-based advanced air mobility startup BluJ Aero conducted a flight demonstration of its VTOL aircraft




science and technology

Three arrested for felling sandalwood tree from forest in Coimbatore

The trio landed in the custody of the Forest Department staff, who patrolled Kadukaimarathittu area falling under the Kottur section of Pollachi forest range of the Anamalai Tiger Reserve




science and technology

Quiz | Easy like Sunday morning: Famous Animals! 

Until one has loved an animal, a part of one’s soul remains unawakened: Anatole France




science and technology

Green Humour by Rohan Chakravarty on the first great Indian bustard born through IVF 




science and technology

India spells out finance needs for biodiversity, conservation

Indian officials at the convention in Colombia (COP-16) say international finance will be necessary to meet goals




science and technology

99 cities recorded ‘poor’ air quality a day after Deepavali 

Ambala in Haryana recorded the highest AQI of 367 followed by Amritsar in Punjab at 350, while Delhi’s average AQI was 339; PM2.5 levels in Delhi reached values seen only in mid-winter months.




science and technology

UN COP16 nature summit creates permanent body for Indigenous peoples

Nearly 200 countries convened in the city of Cali, aiming to implement the 2022 Kunming-Montreal Global Biodiversity Framework agreement




science and technology

UN summit approves fund to share benefits of nature's sequenced genetic data

The issue had been a bone of contention at the 16th Conference of Parties (COP16) to the UN's Convention on Biological Diversity (CBD)




science and technology

What are the key takeaways from COP-16?

Is a bigger corpus going to be available for the conservation and preservation of biological diversity?




science and technology

How is Tamil Nadu bracing for heatwaves?

What is a heatwave condition? Why are Indian cities, towns and villages vulnerable both in the hills and the plains? Will notifying it as a State-specific disaster help? Why is it important to have a focused management plan in place?




science and technology

COP16 suspended without agreement on new fund for nature

COP16 aimed at assessing the progress on the agreement reached in 2022 in Canada to halt biodiversity loss, with more funding for biodiversity protection being a central issue.




science and technology

Himalayan glacial lakes saw 10.81% area expansion from 2011 to 2024: Report

The Central Water Commission's (CWC) report, states that with a 33.7% expansion of the surface area, the lakes in India experienced an even more substantial rise




science and technology

Ahead of COP29, rich countries expect private money to fill green funding gap | Analysis

At the COP16 negotiations in Colombia, countries failed to figure out how they would mobilise $200 billion a year in conservation funding by 2030




science and technology

Himachal urges Centre to explore possibility of running trains on green hydrogen on Kalka-Shimla heritage rail track

The Kalka–Shimla railway is a narrow-gauge railway in Himachal Pradesh, which traverses a mostly-mountainous route from Kalka to Shimla




science and technology

Watch: Climate finance issues in COP29, rooftop farming in Chennai

Climate finance issues expected to come up at COP29 in Baku; floods in western and central Africa, and the Chennai Urban Farming Initiative




science and technology

25 out of 75 tigers in Ranthambore National Park missing over last year, say officials

This is the first time such a high number of tigers has been officially reported missing from Ranthambore in a year




science and technology

Mount Fuji gets its trademark snowcap after longest delay in 130 years, but still not official

Late snowfall on iconic Mt. Fuji sparks climate change concerns, breaking records and delaying official confirmation




science and technology

Chhattisgarh tribal body finds irregularities in Hasdeo mining clearance

The Chhattisgarh State Scheduled Tribe Commission found that the clearance was obtained using forged documents




science and technology

Climate experts worry about Donald Trump’s re-election impact

Climate experts anxious about American commitment to carbon mitigation efforts, particularly the Trump campaign’s espousal for fracking and distrust of scientific consensus on the impacts of greenhouse gas warming




science and technology

2024 will be world's hottest on record, EU scientists say

Scientists said 2024 will also be the first year in which the planet is more than 1.5C hotter than in the 1850-1900 pre-industrial period, when humans began burning fossil fuels on an industrial scale.




science and technology

Green Humour by Rohan Chakravarty on UN climate conference COP29 in Baku, Azerbaijan




science and technology

PM Modi, Environment Minister unlikely to attend U.N. climate summit in Baku

Union Minister of State for Environment, Forest and Climate Change Kirti Vardhan Singh will lead the Indian delegation at the high-level segment on November 18-19




science and technology

The climate targets of the world’s major oil and gas companies

Direct comparisons of the oil companies’ climate plans are difficult as they emphasise different approaches to intensity-based targets




science and technology

Flood-hit towns in Space brace for another storm

Two weeks after the worst floods in Spain’s modern history, its national weather service issued an alert for torrential rains in the same area




science and technology

High-Performance Photodetector based on ZnO/CsPbBr3 Quantum-dot-level-contact Hybrid Sandwich Structure

J. Mater. Chem. C, 2024, Accepted Manuscript
DOI: 10.1039/D4TC03359K, Paper
Song Wang, Shuhua Yang, Zenglong Xu, Huiyan Xu, Guanbin Duan, Degang Zhao, Xiutong Wang, Bingqiang Cao
Perovskite quantum dot photodetectors have attracted intensive research interest due to their outstanding optical and electronic properties. However, the nonradiative recombination of photo-generated electron-hole pairs on the surface of CsPbBr3...
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science and technology

Investigation of 3,4-ethylenedioxythiophene and 3,4-dimethoxythiophene as linkage units for multi-dimensional dimeric acceptors

J. Mater. Chem. C, 2024, Accepted Manuscript
DOI: 10.1039/D4TC03646H, Paper
Shaohui Yuan, Baofa Lan, Xinyi Ji, Jiaying Wang, Wenkai Zhao, Guankui Long, Xiangjian Wan, Bin Kan, Yongsheng Chen
Despite the versatile processibility of three-dimensional CH8 series acceptors in efficient organic solar cells (OSCs), understanding the relationship between linkage units and performance continues to present significant challenges. To address...
The content of this RSS Feed (c) The Royal Society of Chemistry




science and technology

Lightweight flexible self-powered photo-supercapacitors with good stability through photoelectrochemical deposition of tellurium on PPy–V2O5 films as a new visible light active dual photoelectrode

J. Mater. Chem. C, 2024, Advance Article
DOI: 10.1039/D4TC03090G, Paper
Mohamad Mohsen Momeni, Hossein Mohammadzadeh Aydisheh, Byeong-Kyu Lee, Ali Naderi
Lightweight flexible solid-state photosupercapacitors (FSSPC) with two identical Te@PPy–V2O5 photoelectrodes showed good performance and maintained functionality under different bending angles. They also demonstrated stability from −10 °C to 50 °C.
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science and technology

An efficient and stable deep-blue oxygen-bridged triphenylborane-based fluorophore with hybridized local and charge-transfer states

J. Mater. Chem. C, 2024, 12,17475-17481
DOI: 10.1039/D4TC03114H, Paper
Jichen Lv, Jie Li, Shengnan Wang, Haoran Shen, Lifen Xia, Yuchao Liu, Shanfeng Xue, Dongge Ma, Shian Ying, Shouke Yan
A multifunctional deep-blue HLCT fluorophore with remarkable performance was developed by incorporating a boron/oxygen-based multi-resonance skeleton.
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