Feeding more concentrates.

Producing in an organic way.

All above described strategies.

Combining milk and meat production.

The gap between planet, society and economy.

The gap between the planetary boundaries and economic behaviour.

The gap between planet, society and economy.

The gap between the current state of the environment (or planet) and the desired, sustainable state.

Simulation or optimization modelling.

Feedback loops.

Hierarchical level.

Emergent properties.

Balancing economic, environmental and social sustainability.

Minimising of pollutants to the environment.

Not exceeding the regenerative capacity of the system.

Sustainable fish farming.

Planet, People, Pollution.

Price, Planet, People.

Planet, People, Profit.

False

True

Scientists should perform MCA more often.

Scientists should stay away from societal issues.

Scientists and society should address normative questions together.

Scientists should more often communicate their results to decision makers.

True

False

True

False

Because we remove nutrients with the products exported from the farm and these have to be replenished.

Because they give higher yields and as such make the farm more productive.

Because they give higher yields and lead to lower losses.

We do not have to use inputs to prevent degradation.

Has livestock with multiple functions, such as providing traction and meat.

Can be organised as two cooperating specialised farms.

Requires a large scale of production.

Always has animal and crop production on the same farm.

True

False

Controlling diseases.

Soil degradation.

Eutrophication.

Use of irrigation water.

Controlling light and temperature.

Use of fossil energy.

Use of fossil phosphorus.

Acidification and blooms of harmful algae

Eutrophication and blooms of harmful algae

Acidification and sea level rise

Eutrophication and sea level rise