On a national scale, the United States and Canada rely on a very different makeup of sources to generate their electricity. The U.S. primarily uses natural gas, coal, and nuclear power, while Canada relies on both hydro and nuclear. That said, when zooming in on the province or state level, individual primary electricity sources can differ greatly.

As Australia's replacement submarine program continues to languish amid a minefield of political failures, China's latest design has just been deployed off the coast of Taiwan. And it may reveal the crucial role of such stealthy weapons in Beijing's battle plan.

Beijing's monster fishing fleet has long since stripped its own waters bare. Now it is aggressively prowling the Atlantic, Pacific and Indian Oceans for a catch. And it is coming to Australia. It grabs as much as it can. As fast as it can. Wherever it can.

WASHINGTON (Reuters) - Microsoft was hacked as part of the suspected Russian campaign that has hit multiple U.S. government agencies by taking advantage of the widespread use of software from SolarWinds Corp, according to people familiar with the matter. As with networking management software by SolarWinds, Microsoft's own products were then used to further the attacks on others, the people said.

Read: What the crow knows The new study is silent on the causes of these declines-that's what Rosenberg's team will look at next. But it's widely accepted that "habitat loss and degradation are the largest forces behind the decline of birds," Rosenberg says.