A New Vision for Australia’s Food Future: Craig Astill on Clean Production, Resilient Supply and the Next Agricultural Shift

As global pressures reshape the way nations think about food, water and land, Australia stands at a moment of rare opportunity. Climate variability, population growth and rising concern about food quality are converging to create a challenge that will define the coming decades. Yet within that challenge, Craig Astill sees an opening for transformation.

Through years of work in sustainable development and resource innovation, he has argued that the next major shift in agriculture will not come from expanding traditional practices, but from redesigning the systems that support them. Cleaner soil, smarter infrastructure and climate independent production are central to this new direction.

Across research, policy and investment circles, the question of how Australia will produce food for tomorrow is becoming increasingly urgent. Astill believes the answer demands a strategic rethink.

Rebuilding the Foundations of Agriculture

The nutritional decline of modern food systems can be traced to the soil itself. Industrial agriculture delivered decades of abundant yields, but the long term effects are now visible. Soil biology is weakened, biodiversity has thinned and chemical residues are becoming an unavoidable presence in food.

For Astill, a return to cleaner soil is not a nostalgic ideal but a scientific necessity. Organic farming restores natural structure and strengthens the nutrient pathways that modern food has lost. As doctors continue to link diet quality with inflammation, autoimmune disorders and declining immunity, the condition of Australia’s soil becomes a national priority rather than a rural one.

Food grown in healthier environments supports healthier populations. This idea sits at the centre of Astill’s broader outlook.

A New Approach to Fertiliser

Among emerging solutions, one of the most unconventional is also one of the most promising. The recycling of human waste into sanitised fertiliser challenges long held assumptions about what is acceptable in agriculture. Many countries have used similar practices for generations, and advances in sanitation and processing now allow this resource to be transformed safely at scale.

Astill views this as a practical path forward. Australia imports significant volumes of chemical fertiliser each year. Redirecting waste that already exists, and turning it into clean agricultural input, reduces economic pressure and environmental impact. It also closes a nutrient cycle that industrial farming broke.

Although culturally uncomfortable for some, the idea may prove essential as fertiliser markets tighten and global demand rises.

Vertical Glasshouses and Climate Independent Growth

Perhaps the most striking shift underway is the rise of vertical glasshouse farming. These controlled environments allow produce to grow year round without reliance on rainfall, soil or stable weather. They use significantly less water, eliminate the need for pesticides and can be located in or near major cities.

Astill sees these systems as a way to stabilise Australia’s food supply while supporting economic development. Coastal cities with rising populations can produce fresh food within minutes of where it is purchased. Transport costs fall and spoilage decreases. Regional communities can adopt similar facilities to strengthen local employment.

For developing countries, vertical glasshouses offer a chance to overcome climate challenges entirely. They create food security in regions that have struggled for decades.

Food Quality as a Measure of National Health

Emerging research on gut health suggests that the future of public wellbeing is inseparable from the future of agriculture. When food loses nutritional value or contains chemical residue, the human body absorbs the consequences. In a world where chronic disease is a rising economic burden, the link between soil quality and national health is impossible to ignore.

Astill argues that food must return to a state that strengthens the body. Clean produce, chemical free environments and regenerative livestock systems all contribute to a stronger immune foundation. Diet debates come and go, but quality remains constant.

Supporting the World Beyond Australia’s Borders

As the global population expands, many nations are struggling to produce enough food to sustain their people. Sustainable systems such as organic soil restoration, waste derived fertiliser and vertical agriculture may offer a pathway to independence for developing economies.

Astill views this not only as a humanitarian opportunity but as a strategic one. Countries that build these systems can stabilise their populations, strengthen their economies and reduce reliance on imports. Australia is well placed to pioneer the technologies and expertise that support this transition.

An Australian Opportunity Taking Shape

With its scientific capability, investment appetite and history of agricultural innovation, Australia is positioned to lead a new era of sustainable food production. The shift will not occur through a single solution but through a combination of smarter systems working together.

Organic farming
Regenerative livestock practices
Safe and sanitised fertiliser recycling
Vertical glasshouse agriculture
Efficient water use
Food production designed to support long term health

Astill believes the future belongs to countries willing to adopt these ideas before pressure forces the change. Food is no longer only an agricultural concern. It is a strategic pillar of national resilience.

For Australia, the moment has arrived to choose whether it will follow the new agricultural era or help define it. To here more, Craig is a regular speaker at the G.I.L.C