Water, Air and Land According to the classical economist David Ricardo, the drivers of food production such as water, air and land (WAL) are free gifts from nature. No one should have to pay any price to have them supplied, because they are produced and delivered by nature with no cost. However, modern economists argue… Continue reading Water, Air and Land Nexus: A Safe Space for Preserving Climate and Achieving Food Security | Unsustainable
Work conditions for sand miners vary starkly. In Cambodia and southwest China, highly mechanized sand mines offer little local employment. In Nepal, labour-intensive sand mines may employ hundreds of people. And, in Myanmar, households living along rivers may be involved in informal river sand collection. A sand mine in Nepal. Growing urbanization and its need… Continue reading The global appetite for sand and fuelling crisis
The age of stability is over, and coronavirus is just the beginning Troutnut / shutterstock Wolfgang Knorr, Lund University Humanity has only recently become accustomed to a stable climate. For most of its history, long ice ages punctuated with hot spells alternated with short warm periods. Transitions from cold to warm climates were especially chaotic.… Continue reading The coronavirus is just a beginning of catastrophe
Yet to solve the major environmental problems the world now faces, we actually need to do both – to change the world and ourselves. In fact, it is even more nuanced than that – because changing ourselves is a prerequisite for changing the world...
Dear followers, best wishers and readers I wish you a very happy New Year 2020. On this occasion I would like to share an inspiring short podcast, interviewed with the great climate activist and an inspiring world icon Greta Thunberg by the Guardian journalist. Some of the sentences she mentioned during the interview are very… Continue reading Happy New Year
I stand with the climate striking students – it's time to create a new economy Striking for the climate. Paapaya/Shutterstock Julia K. Steinberger, University of Leeds I initiated a letter of support to climate striking students – an English version of the German letter coordinated by ecologist Gregor Hagerdorn, signed by more than 1,000 academics… Continue reading Climate and Inequality : It’s Time to Create a New Economy
HoangTuan_photography/Pixabay, CC BY-SA Kelly Reed, University of Oxford What we eat can harm not only our health, but the planet itself. About a quarter of all the greenhouse gas emissions that humans generate each year come from how we feed the world. Most of them are methane released by cattle, nitrogen oxides from chemical fertilisers… Continue reading Feeding the world: Archaeological and historical aspects
What they did and did not do in the past were the reasons for those consequences from which humanity has been at risk.
The population growth is unlimited but the capacity of the earth to sustain its services is limited. Due to increasing human activities on land, water, air and overall environment; a severe stress on ecosystem has surfaced since the 1950s. Four of nine planetary boundaries (environmental limits within which humanity can safely operate) have now been… Continue reading Human’s ill activities against eco-system
It was nice to participate in a discussion program with the concerns on “Ensuring Food Security for Vulnerable". The presentation program was organised by the Enablement Nepal. The INGO works for the well-being of vulnerable people in Nepal especially in the field of physical accessibility where the person with disability has been facing immense barrier… Continue reading Ensuring food security for vulnerable