Niagara Falls, New York: the American Fall from Luna Island, showing ice formations. Photograph by Francis Frith, ca. 1880. https://www.rawpixel.com/image/14013759/photo-image-person-sky-oceanFree Image from public domain licenseThe southwest end of Lake Louise. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3371049/free-photo-image-abies-adventure-buildingFree Image from public domain licensePolar bear, ripped paper element, wildlife image https://www.rawpixel.com/image/6749727/polar-bear-ripped-paper-element-wildlife-imageView licenseTierra del Fuego National Park, Ushuaia, Argentina. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3287747/free-photo-image-architecture-building-bushFree Image from public domain licenseSmall waterfall and river with evergreen trees and hiker people in Spring, North Carolina. Original public domain image from… https://www.rawpixel.com/image/3294108/free-photo-image-abies-adventure-cc0Free Image from public domain licenseLabrador. Venison Island. Iceberg, 150 feet high, Section of same. by H N Robinson https://www.rawpixel.com/image/14297416/photo-image-person-ocean-seaFree Image from public domain licenseHiker at the Devil's teeth in Norway https://www.rawpixel.com/image/2292353/premium-photo-image-norway-adventure-arctic-circleView licenseClimate change ripped poster, polar bear stepping on ice https://www.rawpixel.com/image/6543617/image-torn-paper-ripped-blueView licenseMelting ocean badge, global warming photo in blob shape https://www.rawpixel.com/image/6628769/image-nature-ocean-circleView licenseViews of Big Cone after a snow storm by Jacob W. Frank. Original public domain image from Flickr https://www.rawpixel.com/image/4038212/photo-image-ocean-wood-peopleFree Image from public domain licenseA deserted beach, turquoise sea and rocky cliffs form a surfer's paradise at Marin Headlands. Original public domain image… https://www.rawpixel.com/image/3289560/free-photo-image-beach-images-pictures-blue-water-caveFree Image from public domain licenseGreenhouse effect ripped poster, polar bear stepping on ice https://www.rawpixel.com/image/6543618/image-torn-paper-ripped-blueView licenseLabrador. Square Island. Iceberg and "Nimbus." by H N Robinson https://www.rawpixel.com/image/14297405/labrador-square-island-iceberg-and-nimbus-robinsonFree Image from public domain licenseDistant landscape view of Kirkjufell Mountain covered in fog. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3293934/free-photo-image-adventure-animal-architectureFree Image from public domain licenseSilverthorne, United States. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288642/free-photo-image-cc0-cliff-coastFree Image from public domain licenseLake Pukaki and Mt Cook. NZ, Mount Cook and Lake Pukaki are located on the South Island of New Zealand not too far from Lake… https://www.rawpixel.com/image/4022609/photo-image-cloud-tree-oceanFree Image from public domain licensePolar bear walking on ice speech bubble sticker, climate chance photo https://www.rawpixel.com/image/6594817/image-speech-bubble-public-domain-shapeView licenseAlpine lakes, and mountain scenery, in the Cerro Mountains, 13,000 feet above sea-level. by Timothy H O Sullivan https://www.rawpixel.com/image/14301597/photo-image-ocean-sea-waterFree Image from public domain license[Untitled photo, possibly related to: Spring thaw on Clinton Gilbert farm, near Woodstock, Vermont]. Sourced from the… https://www.rawpixel.com/image/12320554/image-sky-ocean-public-domainFree Image from public domain licenseAmoy (Xiamen), Fukien province, China: the harbour viewed from Ku-lang Su (Gulangyu) Island. Photograph by John Thomson… https://www.rawpixel.com/image/14015611/photo-image-background-frame-artFree Image from public domain licenseU.S. Airman 1st Class Walter Stefan, a fire protection specialist assigned to the 673d Civil Engineer Squadron,pulls himself… https://www.rawpixel.com/image/4224710/photo-image-public-domain-ocean-natureFree Image from public domain licenseA waterfall completely frozen and covered in ice. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3287887/free-photo-image-avalanche-cc0-creative-commonsFree Image from public domain licenseMelting iceberg background, climate change effect https://www.rawpixel.com/image/6626335/melting-iceberg-background-climate-change-effectView licensePassing through pack-ice to enter clear water ahead. (1935-1936) by Alfred Saunders. https://www.rawpixel.com/image/13027801/image-person-airplanes-skyFree Image from public domain licenseSpring thaw, flooding fields and roads near Woodstock, Vermont. Sourced from the Library of Congress. https://www.rawpixel.com/image/12329290/image-plant-person-beachFree Image from public domain licenseMelting ocean circle shape badge, environment photo https://www.rawpixel.com/image/6549972/image-aesthetic-public-domain-shapeView licenseTip Top House, looking South-East. [Mt. Washington, N.H.] by Clough and Kimball https://www.rawpixel.com/image/14290708/tip-top-house-looking-south-east-mt-washington-nh-clough-and-kimballFree Image from public domain licenseWysokie Tatry, Vysoké Tatry, Slovakia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3291271/free-photo-image-cc0-cliff-coastFree Image from public domain licensePolar bear, ripped washi tape, wildlife image https://www.rawpixel.com/image/6730929/polar-bear-ripped-washi-tape-wildlife-imageView licenseRiver Min, Fukien province, China. Photograph by John Thomson, 1870/1871. https://www.rawpixel.com/image/13979085/river-min-fukien-province-china-photograph-john-thomson-18701871Free Image from public domain licenseSugar Loaf Islands and Fisherman's Bay, Farallons by Carleton Watkins https://www.rawpixel.com/image/14275500/sugar-loaf-islands-and-fishermans-bay-farallons-carleton-watkinsFree Image from public domain licenseA plain at the foot of a mountain range with people on horseback and on foot. Original public domain image from Wikimedia… https://www.rawpixel.com/image/3287499/free-photo-image-adventure-animal-architectureFree Image from public domain licenseMelting ice badge, global warming photo in blob shape https://www.rawpixel.com/image/6655592/image-blue-nature-oceanView licenseMelting ocean badge, global warming photo in round shape https://www.rawpixel.com/image/6619370/image-nature-ocean-circleView licenseLower Cascade of the Guadiaro Ronda, Spain. by New York Stereoscopic Company https://www.rawpixel.com/image/14296216/lower-cascade-the-guadiaro-ronda-spain-new-york-stereoscopic-companyFree Image from public domain licenseChargé Green's visit to Antarctica, November 2014. Original public domain image from Flickr https://www.rawpixel.com/image/8753915/photo-image-public-domain-ocean-natureFree Image from public domain licenseMelting iceberg, environment background, ripped paper texture border https://www.rawpixel.com/image/6626790/image-background-torn-paperView licenseWysokie Tatry, Vysoké Tatry, Slovakia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3294277/free-photo-image-adventure-animal-cc0Free Image from public domain licenseAboard a trawler. Selecting fish and cutting off heads. Only mackerel, whiting and occasional flounder or halibut are kept.… https://www.rawpixel.com/image/12322451/image-person-ocean-animalFree Image from public domain licenseIce Scenes, Cape Cod, Winter of 1875, Moonlight Views. by G H Nickerson https://www.rawpixel.com/image/14298653/ice-scenes-cape-cod-winter-1875-moonlight-views-nickersonFree Image from public domain licenseMelting ice badge, global warming photo in round shape https://www.rawpixel.com/image/6654560/image-blue-nature-oceanView licenseView From Hagshead S Fort. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3371065/free-photo-image-boat-cc0-cliffFree Image from public domain licenseAmerican Fall from Goat Island, Niagara. by George Barker https://www.rawpixel.com/image/14287282/american-fall-from-goat-island-niagara-george-barkerFree Image from public domain licensePolar bear in heart shape badge, wildlife photo https://www.rawpixel.com/image/6603370/polar-bear-heart-shape-badge-wildlife-photoView licenseHolgate Rock 4NPS Photo/Jim Pfeiffenberger. Original public domain image from Flickr https://www.rawpixel.com/image/4039868/photo-image-ocean-person-natureFree Image from public domain licenseWysokie Tatry, Vysoké Tatry, Slovakia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3294810/free-photo-image-aerial-view-building-cc0Free Image from public domain license