The many uses of carbon dioxide
Carbon dioxide is a powerful greenhouse gas. But we can put it to good use as well. Putting CO2 to good use may even reduce the burden of preventing its … Read more
Ecoboard: use of agricultural wastes
Boards made from agricultural wastes, are they achievable? Often, mdf and chipboard are made from wood. But Ecoboard has a different approach: it uses agricultural wastes. Boards are a wonderful … Read more
Bacteriophages, we need them
This week, the Dutch magazine Sciencelink ran an article written by Marysa van den Berg on an important new development in disease control. The use of bacteriophages, viruses that kill … Read more
Local grid optimization
The electricity grid is being overburdened fast. Local production, mainly through solar and wind energy, produces an uneven distribution of demand and supply across the grid. Leading to the need … Read more
Towards zero plastic waste in 2050
Plastic consumption is still rising. Versatile compounds! But plastic recycling isn’t well organized. Therefore, the mountain of plastic waste is still growing. The world needs to find a solution to … Read more
Phosphorus depletion
Phosphorus is essential for life on Earth, says Chris Slootweg on his profile page of the University of Amsterdam. It is an essential element in global agriculture. It plays a … Read more
Eggs without the chicken
Recently, the Dutch site change.inc devoted attention to progress in the production of artificial eggs. Consisting of a number of compounds that approach the natural egg. But then of course, … Read more
Climate protection by innovations in food and agro
At the time of writing, COP28 is still underway. There are serious doubts as to whether the conference will be a success. But it has put agriculture on the stage … Read more
Food without agriculture, dream or opportunity?
In a previous article, we wondered if the world will continue to produce food in sufficient quantities. What would prevent that? Population growth, increasing meat consumption, climate change, water scarcity … Read more
Food security under threat
The threat to global food security is back. The COVID pandemic has had a huge impact. The UN estimate that as many as 811 million people were undernourished in 2020 … Read more
The dangers of resistance to antibiotics
In a recent series on the invaluable site The conversation, Australian scientists raised the question to what extent we will in the future be able to rely on antibiotics. Resistance … Read more
Wind turbines, bats and birds
Wind turbines have a bad reputation, particularly in respect of their effect on flying creatures like bats and birds. But new research shows that we can overcome this problem, to … Read more
Resistance to antibiotics
The World Health Organization says we’re currently losing to the bugs. Because resistance to antibiotics is increasing; and because there are too few new antibiotics in the pipeline. In The … Read more
Victims of the green energy boom, the Rempang case
We know that fossil and nuclear energy, and mining of resources, can have most unwanted social effects on local communities. Now this appears to be true for solar projects as … Read more
World Energy Outlook 2023: we need to develop renewables even faster
After many years of unashamed scepticism, the International Energy Agency finally published a positive report about renewable energy; in their World Energy Outlook 2023. But with a warning: we need … Read more
Protix: insects for food and feed
Insects as food and feed have a low CO2 footprint, grow quickly, and have rapid reproduction cycle. So says Kees Aarts in the volume Our future proteins, A diversity of … Read more
The protein challenge
Proteins are essential to feeding the world. Malnutrition from protein shortage is widespread; ca. 10% of the global population suffers from it. Whereas the world produces more than enough proteins … Read more
Towards a solution of the manure problem
In a first article, we looked into the problem of animal welfare and ammonia emissions in modern cow sheds. Where faeces and urine come into contact with each other. Can … Read more
Ammonia emissions, the problem
Animal husbandry has a major ammonia problem; in the Netherlands, anyway. Cows are held in barns in which urine and faeces are collected together. This is a perfect mix for … Read more
Solar and wind energy revisited
Recently, we argued that we are near ‘peak energy’. Global energy demand has slowed down a lot; it will probably peak within a few years. But solar and wind energy … Read more
Towards a sustainable grid
The growth of solar and wind power has sparked a debate on how much renewable energy the grid can carry. The more solar we add to the grid, the less … Read more
RCI: do not release any fossil-based CO2 beyond 2050
Most carbon dioxide emission policies have a weak spot: they forget emissions from embedded carbon, through decay of products made from fossil sources. Often, policy only has an eye on … Read more
Plastic eating microorganisms
The invaluable Knowable Magazine recently ran an article by Sandy Ong on plastic eating microorganisms. They might be the solution to a problem that looms for long already but hasn’t … Read more
Permanent innovation
As a human species, we are caught in a permanent struggle with nature. It disturbs our careful agriculture and grows weeds; they adapt to our herbicides: resistance. Moreover, nature reverts … Read more
Direct air capture of CO2: dangerous nonsense
The release of CO2 to the atmosphere has become a problem. So much so, that a nonsensical idea like direct air capture (DAC) has attained followers. And is even experimented … Read more
Carbon capture and utilization (CCU)
In a recent report, nova-Institute made a powerful plea for ‘much more political recognition and support for CCU’. For, as they argue, carbon capture and utilization (CCU) will enable the … Read more
Life is still a black box
One of the avenues researched in the quest for the secrets of life, is the creation of a minimalist life form. What is life in its simplest form? Does it … Read more
Antimicrobial resistance
The World Health Organization WHO expects antimicrobial resistance to become a persistent problem. A growing number of people develops resistance against antibiotics. In 2050, this might cause an additional 10 … Read more
Probiotic building design
The 2021 Biennale in Venice introduced a new concept into architecture: the probiotic design. From the 19th century onwards, architects and housewives tried to keep the interior of our buildings … Read more
Digitisation and energy transition
The sun doesn’t always shine. Sometimes there is not a breath of wind, sometimes it storms. As we move forward towards sustainable sources in the energy transition, we need to … Read more
Precision fermentation
Fermentation has been around for a long time. It is the age-old process that lends us bread, yoghurt, vinegar, tofu, beer and wine. A process that for a long-time embellished … Read more
Timber construction, major opportunities
Wood is going to return as a construction material. It is no longer the former inflammable material – that could set half a Mediaeval town on fire. It now lends … Read more
Cultured meat, maybe coming soon
The Dutch site sciencelink.net recently devoted its attention to cultured meat. Not 100% vegetarian; for the instruction for meat production must be derived from a code derived from animals. But … Read more
Plastic waste: agreement is just the start
Last week, the UNESCO building in Paris hosted a conference on putting an end to plastic waste. Long overdue, according to many delegates. Science Magazine proposed to cap global plastics … Read more
The microbial food revolution
Nature Communications ran an interesting article on the future of our food system; and specifically on the potential of micro-organisms (bacteria, yeasts, moulds) to develop new foods and food ingredients. … Read more
Renewable energy: green, healthy, safe – and cheap
Optimistic messages on renewable energy abound. According to a major scientific article, ‘a greener, healthier, and safer global energy system is also likely to be cheaper’. Much cheaper. But official … Read more
UBQ: biobased thermoplastic material from household waste
UBQ Materials is an Israeli company that produces a thermoplastic compound from household waste. Their first factory outside Israel is under construction in Bergen op Zoom (the Netherlands). It will … Read more
GRETE project: textiles from wood
The European GRETE project has come to an end. The aim of this research project was to develop new textiles from wood pulp. With partners from Finland, Austria, Italy, Spain … Read more
Artificial intelligence (AI): a temporary moratorium?
Thousands of developers of artificial intelligence recently asked for a moratorium on its development for half a year. ‘Powerful AI systems should be developed only once we are confident that … Read more
Area requirements by solar panels
The first assessment of solar and wind power performance over 2022 has been published, by independent climate think tank Ember. Both forms of energy production did very well. Together, they … Read more
Local optimization of the grid
Apparently, there is a major obstacle for the energy transition: cost. We don’t always have solar and wind energy at hand, but there always is demand for electricity. Growing, as … Read more
CBD oil, a panacea?
You might know them – websites and articles with fantastic health claims. But they endlessly postpone the revelation of their ‘secret’. If you are curious, you will be drawn ever … Read more
ChatGPT: artificial intelligence penetrates deeper into written texts
The newest development in artificial intelligence (AI) is called ChatGPT. GPT is the acronym of generative pre-trained transformer. Meaning: a self-learning program fed with large amounts of texts that generates … Read more
Can CRISPR help feed the world?
A recent blog by Nobel prize winner Jennifer Doudna in Wired Magazine explores the power of CRISPR – the discovery that lent her the Nobel prize. Particularly with regards to … Read more
Towards sustainable meat consumption
Knowable Magazine ran an interesting article by Bob Holmes on meat consumption. Would we stop climate change if we stopped eating meat? Yes, we might – but then, from an … Read more
We should pay more attention to rubber recycling
Recycling consumer products gets much attention. The circular economy calls upon us to cut down on waste and energy use and to stimulate recycling. Plastic recycling is in vogue. But … Read more
Could natural decay be a solution to plastic pollution after all?
The site Nature Communications ran a remarkable article about wax worms that break down polyethylene. We read it through The Guardian and the Dutch site change.inc. But, we asked ourselves: … Read more
Positive climate effect from utilization of forest residues
The effect of bioenergy on the climate has had its ups and downs in publicity. It was hailed as a solution for climate change at the turn of the century. … Read more
Towards dirt-cheap renewable energy
Renewable energy continues to grow spectacularly. Investments grow faster than in almost any other economic sector. Prices comes down all the time. It has such a success that a new … Read more
Why didn’t decades of climate concern influence global emissions growth?
We are now three decades into political and research efforts to stop climate change. But we are still in the era of rapid global emissions growth. Since 1990, we emitted … Read more