Арктическая Саванна против климатических изменений // Никита Зимов

Европейский университет в Санкт-Петербурге October 23, 2023
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Европейский университет в Санкт-Петербурге

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18 октября в особняке Серебряковой состоялась публичная лекция российского ученого-исследователя Никиты Зимова. Он рассказал об уникальном научном эксперименте — Плейстоценовом парке, который проводится на Крайнем Севере России. Научный эксперимент может помочь адаптировать планету к климатическим изменениям, и возможно, радикально снизить их масштаб. Последние два десятилетия стали самыми теплыми на планете за 150 лет наблюдений за климатом. За последние 30 лет температура земли над вечной мерзлотой поднялась на 5,8 градуса Цельсия. По утверждению климатологов, к 2050 году данный процесс станет разрушительным для инфраструктуры территорий. Ученые также предупреждают, что таяние вечной мерзлоты — это бомба замедленного действия. Последствия от таяния вечной мерзлоты связаны с увеличением выбросов метана в атмосферу. При этом 14 миллионов квадратных километров в Северном полушарии составляет площадь вечной мерзлоты, а в России — это 60 % территории. Способны ли мы остановить катастрофический сценарий? И могут ли именно природно-климатические проекты стать шансом на то, чтобы остановить глобальное потепление? Плейстоценовый парк — самое масштабное исследование в сфере природно-климатических решений на территории России. Научный эксперимент был инициирован российскими учеными Сергеем и Никитой Зимовым и продолжается более 20 лет. С 2023 года проект развивается и масштабируется в партнерстве с Фондом Андрея Мельниченко. На территории Плейстоценового парка площадью в 150 километров, расположенного на территории республики Саха (Якутия), российские ученые пытаются воссоздать высокопродуктивную экосистему, схожую по своим характеристикам с биомом позднего Плейстоцена (великая «Мамонтовая степь») за счет заселения на территорию тундры крупных травоядных животных. Научная гипотеза заключается в том, что путем увеличения биоразнообразия флоры и фауны и создания высокопродуктивых пастбищных экосистем на территориях вечной мерзлоты можно воздействовать на процессы ее таяния в предотвращать деструктивные последствия в рамках изменения климата. Исследователь Никита Зимов рассказал о том, как российский проект может стать одним из действенных решений по замедлению глобального потепления и сохранению вечной мерзлоты, поделился результатами и планами по развитию эксперимента, которые будут представлены мировой общественности на климатической конференции СОР28 в Дубае и ответил на вопросы слушателей. Во время лекции вы узнаете о том, что такое Плейстоценовый парк и как именно созданная экосистема способна повлиять на процесс потепления планеты и предотвратить таяние вечной мерзлоты, как можно присоединиться к проекту в качестве исследователей или волонтеров. Просмотр будет полезен тем, кого интересует климатическая проблематика, вопросы развития Арктики, исследования вечной мерзлоты, вопросы воссоздания экосистемы и биоразнообразия. Плейстоценовый парк — открытая площадка для научных экспериментов, которая приглашает исследователей и ученых работать вместе над большим и важным делом. Лекция прошла при поддержке Фонда Андрея Мельниченко -партнёра проекта Плейстоценовый парк. Другие климатические семинары Европейского Университета можно посмотреть по ссылке https://www.youtube.com/playlist?list=PLdlu18hR-ONcvZmUWegqcJxVwqZWlU5dy Сайт Европейского университета https://clck.ru/36CE2m Таймкоды: 00:00 Введение. Олег Харходин представляет Никиту Зимова 03:40 История проекта «Плейстоценовый парк» 10:12 Исследование останков животных 14:24 Восстановление экосистемы, существовавшей на севере Евразии 30 000 лет назад 20:40 Влияние климата на экосистему 25:21 Сравнение экосистемы прошлого с современной цивилизацией 27:50 Глобальное потепление и Арктика 28:46 Экологические функции Арктических экосистем 31:30 Влияние животных на экосистемы Арктики 36:14 Исследование содержания углерода в Арктических экосистемах 40:58 Углеродная нейтральность 43:00 Проект восстановления экосистем 46:16 Экспедиции за животными 50:31 Бизоны и овцебыки 53:00 Планы и задачи проекта 58:13 Взаимодействие с коренными народами 01:10:06 Вопросы о мамонтах 01:19:40 Ветеринарная служба и северные верблюды 01:21:34 Браконьеры и будущее проекта 01:23:48 Нехватка экологов при реализации проекта 01:24:44 Обсуждение проекта по замене мхов и трав на пастбища 01:31:16 Влияние человека на экосистемы

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