After that, the river’s largest dam, the 830-foot-long Veazie Dam, was removed in 2013 after standing as a barrier to fish Theme migration for 100 years. [ CBD_10_PLACES_SAVED_ESA 0 MCLH 13/08/2024 ]

“Reasonable and prudent alternatives” range from activities such as moving a planned road away from an eagle nest or postponing the construction of a building until after the mating season is done to modifying the operation of hydroelectric dams that block salmon Theme migration. [ Citizens_Guide_Esa 0 MCLH 13/08/2024 ]

The earlier and increased growing season has influenced earlier and longer flowering, bird arrival, dates of breeding and migration of insects Theme in the NH Location . [ 3CANADAENVIRON 0 MCLH 13/08/2024 ]

As a result of a longer growing season and higher temperatures, European alpine areas will shrink because of upward migration of tree species Theme . [ 2IPCCBIODIVERSITE 0 MCLH 13/08/2024 ]

Changes in insect and bird Theme migration with earlier arrival dates of spring migrants in the United States, later autumn departure dates in Europe, and changes in migratory patterns in Africa and Australia. [ 2IPCCBIODIVERSITE 0 MCLH 13/08/2024 ]

Climatic change is a stimulus to the migration of both plants and animals Theme . [ 5CANADAICC 0 MCLH 13/08/2024 ]

Finally, there are phenological records of weather-dependent biological phenomena, such as the flowering of trees, or the migration of birds Theme . [ ENCY 0 MCLH 13/08/2024 ]

Adult females begin leaving the breeding grounds first, followed by adult males. Juveniles leave a few weeks later, and most are gone by late August. Although little is known of their Theme migration, it is believed that they generally migrate non-stop from the breeding grounds to the wintering grounds. [ Endangered_and_Threatened_Animals_Texas 0 MCLH 13/08/2024 ]

For example, approximately 80,000 people visit the Platte River area of Nebraska each year during the peak of spring crane Theme migrations, spending approximately $15 million. [ Endangered_and_Threatened_Animals_Texas 0 MCLH 13/08/2024 ]

Changes in forest and woodland composition due to climate change are most likely to occur where fragmentation of the forest and woodland reduces the potential for migration of new, more suitable species Theme . [ 2IPCCBIODIVERSITE 0 MCLH 13/08/2024 ]

In the past, such scarcities and effects have led to armed conflicts and massive Degree human Theme migration. [ 5CANADAICC 0 MCLH 13/08/2024 ]

These changes, particularly the warmer regional temperatures, have affected the timing of reproduction in animals and plants and/or migration of animals Theme , the length of the growing season, species distributions and population sizes, and the frequency of pest and disease outbreaks. [ 2IPCCBIODIVERSITE 0 MCLH 13/08/2024 ]