Tag Archives | water footprint

The Water in Our Food

By Arjen Y. Hoekstra, University of Twente, the Netherlands One single component in the total water footprint of humanity stands out: the water footprint related to food. About 85% of humanity’s water footprint is related to the consumption of agricultural products; 10% relates to industrial products and only 5% to domestic water consumption. Within the […]

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South African professor slams climate change as ‘world’s biggest distraction’

Climate change is probably the world’s biggest distraction and not its biggest and most immediate challenge, which belongs to clean water, says Professor Grant Cawthorn. Cawthorn, Wits University’s School of Geosciences Platinum Industry Igneous Petrology professor, contends that the lack of fresh water will have a much greater global impact than a “one or two […]

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Hidden Water Consumption- Surprising Facts

We’ve all probably been made aware of some startling water-use statistics that are more ‘apparent’, but have we ever considered the water use/waste that is involved in less ‘obvious’ human activities?? One may be surprised to learn of some of the facts below… Diet The water it takes to produce the average American diet alone—approximately […]

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Reducing meat waste

Respecting meat by cutting waste at home I’ve written before about reducing meat consumption – the amount we eat – and I’ve also covered tips on cutting food waste, but I wanted to tackle a crossover aspect; reducing meat waste specifically. Usually when I write about meat topics, comments are made about the fact we […]

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Water crisis by 2020

Experts tell conference that action to avert shortages is needed now South Africa faces a water crisis and could start having critical shortages as early as 2020, experts told the inaugural South African Water and Energy Forum in Johannesburg. The forum’s two-day conference is being held at the Sandton Sun for local and international experts […]

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Rainwater harvesting can rejuvenate wetlands

VARANASI: Rainwater harvesting should not be restricted to only rooftop rainwater harvesting and should be expanded to reach alternative programmes like rejuvenation of tributaries to save wetlands that are fast drying up and facing water pollution and contamination. It was said by chairman, Central Pollution Control Board (CPCB), SP Gautam while inaugurating the one-day seminar […]

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Dual grey- and drinking water reticulation systems could save SA’s high quality water

Municipalities may soon learn to utilise water of inferior quality for uses such as flushing the toilet in an effort to save drinking water. For example, irrigation in South Africa uses approximately 54% of the total freshwater demand followed by another major user, toilet flushing. Domestic toilet flushing consumes between 50 and 70% of a […]

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CO2 tax to curb SA’s carbon footprint

The newly introduced carbon tax policy is one of the urgent public policy responses that will assist the country in its efforts to reduce its carbon footprint by 34 percent by 2020 and 42 percent by 2025 experts say. The introduction of the tax, which came into effect on 1 September, also aims to ensure […]

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Experts Name the Top 19 Solutions to the Global Freshwater Crisis

1. Educate to change consumption and lifestyles In the end, changing the face of this crisis involves education to motivate new behaviors. Coping with the coming era of water scarcity will require major overhaul of all forms of consumption, from individual use to the supply chains of major corporations, like GE. Some regions led by […]

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