Interview with Adventurer Sir David Hempleman-Adams on Climate Change...

The speaker shares experiences from Arctic expeditions, noting significant ice reduction and its effects on local communities. They recount a recent journey through the Northwest Passage, highlighting the absence of ice, which underscores the rapid climate changes occurring. The speaker addresses skepticism about climate change, emphasizing the accelerated pace of these changes compared to historical cycles.

What are the concerns raised by naysayers regarding global warming?

In what time frame are the changes in climate being observed, according to the speaker?