Climate Change

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November 6, 2022 In 2020, 559 million children were affected by four to five heatwaves a year; numbers could increase four-fold by 2050, as per a report by UNICEF
Heat-related mortality is four times higher among children under 1 year of age than in persons aged 1–44 years (Image: Taqver, Wikimedia Commons)
August 11, 2022 This could lead to water quality crisis reinforcing the need for basin-specific management strategies
Around the world, more than a fifth of nitrogen released by human activity ends up in aquatic ecosystems (Image: Wikimedia Commons)
July 29, 2022 New study from the University of East Anglia challenges the widely held view that restoring areas such as mangroves, saltmarsh and seagrass can remove large amounts of carbon dioxide (CO2) from the atmosphere
Mediterranean seagrass (Image: David Luquet, CNRS-Sorbonne University)
July 10, 2022 People in India fleeing disasters like drought more likely to have experienced trafficking or modern slavery than those fleeing floods or cyclones
The country's climate change assessment suggests things are only going to get worse (Image: Saurav Karmakar, India Water Portal Flickr)
July 8, 2022 Indian rivers are experiencing rising temperatures, which can lower the oxygen carrying capacity of their waters and spell doom for living organisms, small and large living in the waters.
The Karamana river in Thiruvanathapuram, Kerala (Image Source: India Water Portal)
June 15, 2022 The River Front Development project planned by the PMC is nothing but a cosmetic makeover for the already choked Mula Mutha river in Pune, argues Dr Gurudas Nulkar while speaking to the India Water Portal.
The highly polluted and encroached Mula Mutha river in Pune (Image: Alexey Komarov via Wikimedia Commons)
Quick reference: Climate change impacts on freshwater ecosystems in the Himalayas (CCIFEH)
Climate change impacts on freshwater ecosystems in the Himalayas (CCIFEH) is a joint initiative of WWF-India and WWF Nepal, funded by WWF-The Netherlands. Posted on 26 Aug, 2009 04:01 PM

The programme entails a panorama of actions working towards understanding future climate change impacts on Himalayan river ecosystems and vulnerable communities for the development of adaptation strategies; implementation of pilot sites; and raising the awareness of climate change impacts on Himalayan river basins, in addition to urging specific adaptation strategie

Glacier lake outburst floods: Wrecking havoc to life and property in the Himalayan region
A glacier lake outburst flood (GLOF) is caused when the glacial lakes burst their banks and cause widespread floods. In the past two decades there have been a number of glacier lake outburst floods. The increase in the melting of glaciers have led to this phenomenon. Posted on 26 Aug, 2009 03:47 PM

These floods cause havoc with human life, flora and fauna of the area and the infrastructure in the region.

The Dig Tosho Glacier lake outburst in August 1985, destroyed the nearly completed Namche hydropower plant and all the rails, roads, and other infrastructure in its course.

How climate change has affected Ladakh: The region has seen unusual floods in July 2005 and August 2006
Ladakh is known as the cold-desert and has severe conditions and is barren and arid. The region has seen unusual floods in July 2005 and August 2006. Posted on 26 Aug, 2009 03:36 PM

It is in Jammu Kashmir and is bordered by the Himalayas and the Karakoram mountain chains. Ladakh and its water sources are almost entirely dependent on the glaciers and snow-melts and changes in water systems can be directly attributed to changes in the glaciers and thus climate change.

Impact of climate change on the Himalayan glaciers
40% reduction has occurred in the Himalayan glaciers in the last 40 years. 67% of the glaciers have retreated in the last decade. Gangotri is retreating at the rate of 28 m per year. Global warming and its consequent melting of glaciers would result in floods, fast and furious run-offs, erosion of the topsoil and sedimentation of the rivers. This could also lead to changes in the course of the rivers in the region. Posted on 26 Aug, 2009 03:30 PM

The Himalayas' permanent ice cover is around 97,000 sq.km. with 12,930 sq.km. volume of ice and snow: 10-20 % are covered by glaciers and 30-40% are seasonal snowfalls. The Himalayan streams and rivers are fed by the melting of snow and ice of approximately 500 sq.km / year.

Impact of climate change on water resources
Sea-level rise and coastal delta flooding will result in large-scale migration, affecting traditional fishing communities, agriculture, tourism as well as industries and urban agglomerations along the coast. The stress on water resources will impact agriculture, especially rain-fed agriculture; as well as health; changing temperatures and moisture levels will affect insects and plants; and also our forests and pasture lands. Livelihoods will be at stake for the millions.
Can we do something about these impacts? Is something already happening? Yes, on both counts.
Posted on 26 Aug, 2009 02:30 PM

India has contributed immensely to the body of scientific research and analysis that underpins the understanding of the global impacts of climate change. There is, to a slightly lesser degree, an understanding of specific regional impacts. More needs to be done here, especially understinding micro-level impacts.

Critical issues related to groundwater: Centre for Water Policy
Understanding various critical issues related to its usage, contamination, and replenishment of groundwater is important as every individual is a user of groundwater. Posted on 26 Aug, 2009 02:16 PM

Click on the link below for a comprehensive understanding about the issues related to groundwater.

Click on to know more about critical issues on groundwater in India

The many large scale impacts of climate change
The heating up of the Earth is putting much more than usual moisture in the air. So, now we have rains (precipitation) which are heavier than normal and that which fall in a few days. Posted on 26 Aug, 2009 01:50 PM

The heat evaporates the moisture in the soil rapidly leading to widespread drought conditions. The changes in ocean temperatures are modifying the ocean currents, thus creating erratic and extreme weather conditions - creating more intense and frequent storms and cyclones; thus creating cycles of floods and drought.

Climate change and India: Is this for real?
The whole world is suddenly talking about climate change. Is it for real? How will India be affected? In what ways will different segments of society be affected? What action can we take to solve the problem? Posted on 26 Aug, 2009 01:44 PM

Climate change is increasingly understood to be a human induced phenomenon, greatly accelerating natural cycles that have been discovered as scientific knowledge has extended the boundaries of our knowledge.

From erratic rainfall to vector borne diseases: The many effects of changing climate on environment and lifestyle across the globe
A look at the many possible impacts of climate change across the globe Posted on 26 Aug, 2009 12:16 PM

Global warming induces an increase in global precipitation through the augmentation of evaporation. According to the IPCC, rainfall patterns are likely to be modified with some regions becoming more arid and others experiencing more rainfall.

How sea level rise can affect communities around the world: Impacts on man and nature
Detrimental effects of sea level rise are projected to be global but some differences remain between regions and countries. A brief look at the phenomenon as well as its consequences Posted on 26 Aug, 2009 10:54 AM

Sea level rise and decrease are ancient phenomena related to the geologic glacial/interglacial cycles. But since the 19th century and the industrial revolution, an acceleration of sea level rise has been observed through tide gauge measurements and satellite altimetry.

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