Natural resource management

FILE - In this Feb. 28, 2015 file photo, a visitor views a beluga whale at the Mystic Seaport Aquarium, in Mystic, Conn. Animal rights advocates have filed a lawsuit in an effort to stop the aquarium from acquiring five more beluga whales for research, saying they would be harmed by the long voyage and losing their relationships with other belugas they've lived with at an aquarium in Canada. (Gregory Payan via AP,File)

A dead elephant is seen in Hwange National park, Zimbabwe, Saturday, Aug. 29, 2020. A spokesman for Zimbabwe's national parks said on Wednesday, Sept. 2 the number of elephants dying in the country's west from a suspected bacterial infection, possibly from eating poisonous plants, has risen to 22 and more deaths are expected. (AP Photo)

FILE — In this Sunday, Aug. 16 file photo the Japanese MV Wakashio, a bulk carrier ship that recently ran aground off the southeast coast of Mauritius, can be seen from the coast of Mauritius. The oil spill disaster turned deadly this week when a tugboat leaving the shipwreck collided with a barge and sank, killing at least three sailors, police said Tuesday Sept. 1, 2020. (AP Photo/ Sumeet Mudhoo-L'express Maurice/File)

FILE - The Dave Johnson coal-fired power plant is silhouetted against the morning sun in Glenrock, Wyo., Friday, July 27, 2018. The Trump administration has weakened an Obama-era rule aimed at stopping coal plant pollution that has contaminated streams, lakes and underground aquifers. The changes finalized Monday, Aug. 31, 2020, will allow utilities to use cheaper wastewater cleanup technologies and take longer to comply with pollution reduction guidelines adopted in 2015. Its the latest in a string of regulatory rollbacks for the coal power industry under Trump. (AP Photo/J. David Ake, File)

FILE - In this Aug. 26, 2019 file photo, Kayapo tribal leader Raoni Metuktire smokes a pipe after a press conference in Bidart, southwestern France. The Indigenous leader emblematic of the fight for the preservation of the Amazon forest in Brazil was hospitalized with symptoms of pneumonia and tested positive for COVID-19, according to the Raoni Institute on Monday, Aug. 31, 2020. (AP Photo/Bob Edme, File)

In this photo provided by Northern Territory Dept. of Tourism, Sport and Culture, a 350-kilogram (770-pound) male crocodile is tied to the back of a trailer in Katherine, Australia on Aug. 28, 2020. Wildlife rangers trapped the 4.4-meter (14.5-foot) saltwater crocodile at a tourist destination in Australia's Northern Territory, the biggest caught in the area in years, a wildlife ranger said on Monday, Aug. 31, 2020. (Northern Territory Dept. of Tourism, Sport and Culture via AP)