Famine is not caused by a shortage of food; it's caused by a shortage of justice,

In a world where there are even greater constraints to the availability of environmental resources, including food, that shortage of justice is going to become even more critical.

If the Arctic tundra and permafrost melt, we could expect to see major damage in those areas to homes, roads, airports and, ironically, oil pipelines.

Both are going on. These are large companies. Within them are strategists telling them that they will have no business left in 15 to 20 years if they continue to focus on fossil fuels. But in most cases, the public relations case is a stronger one. There is a real fear that they will be subject to things like windfall taxes.

Nuclear power cannot save the world from climate change. Returning to nuclear will simply hamper real action to reduce energy demand, develop better alternatives and tackle climate chaos.

Justice requires that everyone should have enough to eat. But it also requires that everyone should contribute to the production of food.