David Titley

Pennsylvania State University

Guest

Professor of meteorology at Penn State University and director of its Center for Solutions to Weather and Climate Risk; former oceanographer and navigator for the US Navy

David Titley on KCRW

The ocean is our last frontier ­­ still largely unmapped and unclaimed, but that's rapidly changing.

Gold Rush on the Seas: The New Blue Economy

The ocean is our last frontier ­­ still largely unmapped and unclaimed, but that's rapidly changing.

from To the Point

The Arctic's warming waters are full of ships, but few of them are flying a US flag.

Climate Change Creates a New Cold War in the Arctic

The Arctic's warming waters are full of ships, but few of them are flying a US flag.

from To the Point

Global warming deniers may have to take note: climate change is already big business for entrepreneurs and investors all over the world.

The Booming Business of Global Warming

Global warming deniers may have to take note: climate change is already big business for entrepreneurs and investors all over the world.

from To the Point

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In Redding, California, firefighters are still battling the large Mountain Fire that broke out late Thursday morning.

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NPR's live special coverage of Robert Mueller testifying before two House committees

Playboy Magazine built a culture of objectifying women that doesn't fly in the #MeToo era.

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Science continues to suffer attack from the Trump administration. Testimony on climate change and national security has been censored.

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Your questions about impeachment, and more

This week, the political debate dominated political debate.

from Left, Right & Center

Special Counsel Robert Mueller finally testifies before congress but did anything new come to light?

from Left, Right & Center

The original purpose of cities was to bring people together. That was their function for thousands of years. Then came the 20th Century and the automobile, which, “blew cities apart.”

from To the Point