Environment and nature

In this image taken from Twitter feed of Climate activist Greta Thunberg, showing Thunberg sitting on the floor of a train surrounded by bags Saturday Dec. 14, 2019, with the comment “traveling on overcrowded trains through Germany. And I’m finally on my way home!” The Tweet created a tweetstorm online Sunday about the performance of German railways, but the 16-year-old Swedish activist later sought to draw a line under the matter by tweeting that she eventually got a seat and that overcrowded trains are a good thing showing public transport is popular. (Twitter @GretaThunberg via AP)

Swedish climate activist Greta Thunberg addresses plenary of U.N. climate conference during with a meeting with leading climate scientists at the COP25 summit in Madrid, Spain, Wednesday, Dec. 11, 2019. Thunberg is in Madrid where a global U.N.-sponsored climate change conference is taking place. (AP Photo/Paul White)

In this combo made from two satellite images taken May 12, 2019, left, and Dec. 11, 2019, right, by Maxar Technologies steam rises from the volcano on White Island off the coast of Whakatane, New Zealand. The White Island volcano vented more steam and mud Wednesday, Dec. 11, 2019, in an increase of geothermal activity that again delayed the recovery of victims' bodies from a deadly eruption two days ago. (Satellite image ©2019 Maxar Technologies via AP)

This aerial photo shows White Island after its volcanic eruption in New Zealand Monday, Dec. 9, 2019. The volcano on a small New Zealand island frequented by tourists erupted Monday, and a number of people were missing and injured after the blast. (George Novak/New Zealand Herald via AP)

A security guard stands outside the main gate at Joint Base Pearl Harbor-Hickam, in Hawaii, Wednesday, Dec. 4, 2019. A shooting at Pearl Harbor Naval Shipyard in Hawaii left at least one person injured Wednesday, military and hospital officials said. Joint Base Pearl Harbor-Hickam spokesman Charles Anthony confirmed that there was an active shooting at Pearl Harbor Naval Shipyard. (AP Photo/Caleb Jones)

Smoke from an explosion at the TPC Group plant is seen Wednesday, Nov. 27, 2019, in Port Neches, Texas. Two massive explosions 13 hours apart tore through the chemical plant Wednesday, and one left several workers injured. (Marie D. De Jesús/Houston Chronicle via AP)

Young people attend a protest of the Fridays For Future movement in Berlin, Germany, Friday, Nov. 29, 2019. Environmentalists around the world are joining a global day of protests Friday, in a symbolic gesture to demand that governments act against climate change.(Photo/Michael Sohn)

FILE - This Jan. 10, 2014 file photo shows Nancy Grace of HLN posing at the CNN Worldwide All-Star Party in Pasadena, Calif. Former CNN mainstay Nancy Grace is joining the Fox Nation streaming service. She’ll begin offering her podcast and radio show “Crime Stories” on Fox Nation in January. (Photo by Chris Pizzello/Invision/AP, File)

File - In this Friday, Sept. 6, 2019 file photo, commuters make their way along an expressway during rush hour in Beijing. According to Chinese state media, the average concentration of PM2.5 fine air pollutants in Beijing in August was at the lowest level ever recorded for that month. Inger Andersen, head of the U.N. Environment Program, says the world needs 'quick wins to reduce emissions as much as possible in 2020.' Ahead of a global climate summit in Madrid next week, her agency published a report Tuesday showing the amount of planet-heating gases released into the atmosphere hitting a new high last year. (AP Photo/Mark Schiefelbein, file)

In this Aug. 18, 2019, photo, Sabah Deputy Chief Minister Christina Liew, right, looks at rhino “Iman” in cage in eastern Sabah state . The Sumatran rhinoceros has become extinct in Malaysia, after the last of the species in the country succumbed to cancer. The Wildlife Department in eastern Sabah state on Borneo island says the rhino died of natural causes Saturday, Nov. 24, due to shock in her system.(Sabah Deputy Chief Minister’s Office via AP)