It's also expensive and some environmental groups argue that emission reductions can be achieved at a lower cost, using more existing technology such as wind power, solar, and electric cars.
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Instead, the the government's latest offer promised to accelerate the expansion of specialist training posts, which resident doctors move into in their third year of training.
To find these crucial border points, we employed a clever technique based on the Ford-Fulkerson algorithm. By simulating "flooding" roads with traffic from random start/end points, we could identify the natural bottlenecks – the "minimum cut" in graph theory terms. These bottlenecks became our border points.