𝘈 𝘓𝘢𝘨𝘰𝘢 𝘥𝘢 𝘌𝘳𝘷𝘦𝘥𝘦𝘪𝘳𝘢 , 𝘳𝘦𝘨𝘪𝘴𝘵𝘰𝘶 𝘶𝘮𝘢 𝘴𝘶𝘣𝘪𝘥𝘢 𝘳𝘦𝘤𝘰𝘳𝘥𝘦 𝘥𝘦𝘴𝘥𝘦 𝘰 𝘢𝘯𝘰 𝘥𝘦 2003
𝘈 𝘓𝘢𝘨𝘰𝘢 𝘥𝘢 𝘌𝘳𝘷𝘦𝘥𝘦𝘪𝘳𝘢 𝘵𝘦𝘮 𝘷𝘪𝘯𝘥𝘰 𝘢 𝘳𝘦𝘨𝘪𝘴𝘵𝘢𝘳 𝘶𝘮𝘢 𝘴𝘶𝘣𝘪𝘥𝘢 𝘢𝘤𝘦𝘯𝘵𝘶𝘢𝘥𝘢 𝘥𝘰 𝘯𝘪́𝘷𝘦𝘭 𝘥𝘦 𝘢́𝘨𝘶𝘢, 𝘱𝘢𝘳𝘢 𝘯𝘪́𝘷𝘦𝘪𝘴 𝘢𝘱𝘳𝘰𝘹𝘪𝘮𝘢𝘥𝘰𝘴 𝘢 2003.
𝘈 𝘦𝘭𝘦𝘷𝘢𝘤̧𝘢̃𝘰 𝘯𝘰 𝘯𝘪́𝘷𝘦𝘭 𝘥𝘦 𝘢́𝘨𝘶𝘢 𝘧𝘰𝘪 𝘮𝘰𝘵𝘪𝘷𝘢𝘥𝘢 𝘱𝘦𝘭𝘢𝘴 𝘤𝘰𝘯𝘴𝘵𝘢𝘯𝘵𝘦𝘴 𝘤𝘩𝘶𝘷𝘢𝘴 𝘲𝘶𝘦 𝘵𝘦𝘮 𝘤𝘢𝘪́𝘥𝘰 𝘯𝘢 𝘳𝘦𝘨𝘪𝘢̃𝘰 𝘥𝘦𝘴𝘥𝘦 𝘰𝘶𝘵𝘶𝘣𝘳𝘰 𝘥𝘦 2020 𝘯𝘢 𝘭𝘰𝘤𝘢𝘭𝘪𝘥𝘢𝘥𝘦.
𝘗𝘢𝘳𝘢 𝘷𝘦𝘳𝘪𝘧𝘪𝘤𝘢𝘳𝘮𝘰𝘴 𝘢𝘵𝘦́ 𝘲𝘶𝘦 𝘱𝘰𝘯𝘵𝘰 𝘢 𝘢𝘭𝘵𝘦𝘳𝘢𝘤̧𝘢̃𝘰 𝘥𝘢 𝘢́𝘳𝘦𝘢 𝘥𝘢 𝘓𝘢𝘨𝘰𝘢 𝘦𝘴𝘵𝘢́ 𝘵𝘢𝘮𝘣𝘦́𝘮 𝘥𝘦𝘱𝘦𝘯𝘥𝘦𝘯𝘵𝘦 𝘥𝘦 𝘧𝘢𝘵𝘰𝘳𝘦𝘴 𝘯𝘢𝘵𝘶𝘳𝘢𝘪𝘴, 𝘤𝘰𝘮𝘰 𝘢 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘪𝘥𝘢𝘥𝘦, 𝘢𝘯𝘢𝘭𝘪𝘴𝘢́𝘮𝘰𝘴 𝘪𝘮𝘢𝘨𝘦𝘯𝘴 𝘥𝘰 𝘎𝘰𝘰𝘨𝘭𝘦 𝘌𝘢𝘳𝘵𝘩: 𝘦𝘮 26 𝘥𝘦 𝘫𝘢𝘯𝘦𝘪𝘳𝘰 𝘥𝘦 2003 𝘢 𝘓𝘢𝘨𝘰𝘢 𝘵𝘪𝘯𝘩𝘢 𝘶𝘮𝘢 𝘴𝘶𝘱𝘦𝘳𝘧𝘪́𝘤𝘪𝘦 𝘥𝘦 𝘤𝘦𝘳𝘤𝘢 𝘥𝘦 21 𝘩𝘢 (𝘧𝘪𝘨.1), 𝘦𝘮 25 𝘥𝘦 𝘢𝘨𝘰𝘴𝘵𝘰 𝘥𝘦 2009 (𝘧𝘪𝘨.2) 𝘵𝘪𝘯𝘩𝘢 𝘢𝘱𝘦𝘯𝘢𝘴 𝘤𝘦𝘳𝘤𝘢 𝘥𝘦 11 𝘩𝘢; 𝘦𝘮 22 𝘥𝘦 𝘮𝘢𝘳𝘤̧𝘰 𝘥𝘦 2012 𝘳𝘦𝘤𝘶𝘱𝘦𝘳𝘰𝘶 𝘱𝘢𝘳𝘢 𝘤𝘦𝘳𝘤𝘢 𝘥𝘦 16 𝘩𝘢 (𝘧𝘪𝘨.3).
𝘊𝘰𝘮 𝘥𝘢𝘥𝘰𝘴 𝘥𝘰 𝘱𝘰𝘴𝘵𝘰 𝘮𝘦𝘵𝘦𝘰𝘳𝘰𝘭𝘰́𝘨𝘪𝘤𝘰 𝘥𝘢 𝘉𝘢𝘴𝘦 𝘈𝘦́𝘳𝘦𝘢 (𝘧𝘪𝘨. 5), 𝘭𝘰𝘤𝘢𝘭𝘪𝘻𝘢𝘥𝘰 𝘤𝘦𝘳𝘤𝘢 𝘥𝘦 11𝘬𝘮 𝘢 𝘴𝘶𝘭 𝘥𝘢 𝘓𝘢𝘨𝘰𝘢 𝘧𝘪𝘻𝘦𝘮𝘰𝘴 𝘶𝘮𝘢 𝘢𝘯𝘢́𝘭𝘪𝘴𝘦 𝘥𝘢 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘪𝘥𝘢𝘥𝘦 𝘰𝘤𝘰𝘳𝘳𝘪𝘥𝘢 𝘦𝘯𝘵𝘳𝘦 1971 𝘦 2011.
𝘝𝘦𝘳𝘪𝘧𝘪𝘤𝘢́𝘮𝘰𝘴 𝘲𝘶𝘦 𝘢 𝘮𝘦́𝘥𝘪𝘢 𝘥𝘢 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘪𝘥𝘢𝘥𝘦 𝘢𝘯𝘶𝘢𝘭 𝘥𝘦 1971 𝘢 2002 (𝘦𝘮 2003/01/26 𝘢 𝘓𝘢𝘨𝘰𝘢 𝘵𝘪𝘯𝘩𝘢 21 𝘩𝘢) 𝘧𝘰𝘪 𝘥𝘦 802,65 𝘮𝘮.
𝘋𝘦 2003 𝘢 2008 (𝘦𝘮 2009/08/25 𝘢 𝘢́𝘳𝘦𝘢 𝘥𝘢 𝘓𝘢𝘨𝘰𝘢 𝘦𝘳𝘢 𝘢𝘱𝘦𝘯𝘢𝘴 𝘥𝘦 11 𝘩𝘢) 𝘢 𝘮𝘦́𝘥𝘪𝘢 𝘥𝘢 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘪𝘥𝘢𝘥𝘦 𝘢𝘯𝘶𝘢𝘭 𝘳𝘦𝘥𝘶𝘻𝘪𝘶 𝘱𝘢𝘳𝘢 670,66 𝘮𝘮, 𝘮𝘢𝘴 𝘥𝘦 2004 𝘢 2008 𝘳𝘦𝘥𝘶𝘻𝘪𝘶 𝘱𝘢𝘳𝘢 611,20𝘮𝘮.
𝘋𝘦 2009 𝘢 2011 (𝘦𝘮 2012/03/22 𝘢 𝘢́𝘳𝘦𝘢 𝘥𝘢 𝘭𝘢𝘨𝘰𝘢 𝘵𝘪𝘯𝘩𝘢 𝘳𝘦𝘤𝘶𝘱𝘦𝘳𝘢𝘥𝘰 𝘱𝘢𝘳𝘢 16 𝘩𝘢) 𝘢 𝘮𝘦́𝘥𝘪𝘢 𝘢𝘯𝘶𝘢𝘭 𝘥𝘢 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘪𝘥𝘢𝘥𝘦 𝘢𝘶𝘮𝘦𝘯𝘵𝘰𝘶 𝘱𝘢𝘳𝘢 899,53 𝘮𝘮.
𝘗𝘰𝘳 𝘦𝘴𝘵𝘢 𝘢𝘯𝘢́𝘭𝘪𝘴𝘦 𝘤𝘰𝘯𝘤𝘭𝘶𝘪-𝘴𝘦 𝘲𝘶𝘦 𝘢 𝘮𝘢𝘪𝘰𝘳 𝘰𝘶 𝘮𝘦𝘯𝘰𝘳 𝘢́𝘳𝘦𝘢 𝘥𝘦𝘴𝘵𝘦 𝘦𝘴𝘱𝘦𝘭𝘩𝘰 𝘥𝘦 𝘢́𝘨𝘶𝘢, 𝘢𝘭𝘦́𝘮 𝘥𝘦 𝘦𝘴𝘵𝘢𝘳 𝘥𝘦𝘱𝘦𝘯𝘥𝘦𝘯𝘵𝘦 𝘥𝘦 𝘢̀𝘴 𝘢𝘤̧𝘰̃𝘦𝘴 𝘳𝘦𝘢𝘭𝘪𝘻𝘢𝘥𝘢𝘴 𝘱𝘦𝘭𝘰 𝘩𝘰𝘮𝘦𝘮 𝘯𝘢𝘴 𝘪𝘮𝘦𝘥𝘪𝘢𝘤̧𝘰̃𝘦𝘴 (𝘧𝘶𝘳𝘰𝘴 𝘦 𝘢𝘳𝘦𝘦𝘪𝘳𝘰𝘴) 𝘦𝘴𝘵𝘢́ 𝘵𝘢𝘮𝘣𝘦́𝘮, 𝘧𝘰𝘳𝘵𝘦𝘮𝘦𝘯𝘵𝘦, 𝘥𝘦𝘱𝘦𝘯𝘥𝘦𝘯𝘵𝘦 𝘥𝘢 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘪𝘥𝘢𝘥𝘦. 𝘌𝘴𝘵𝘢 𝘪𝘭𝘢𝘤̧𝘢̃𝘰 𝘦́ 𝘢𝘪𝘯𝘥𝘢 𝘳𝘦𝘧𝘰𝘳𝘤̧𝘢𝘥𝘢 𝘱𝘦𝘭𝘰 𝘧𝘢𝘤𝘵𝘰 𝘥𝘢 𝘧𝘪𝘨𝘶𝘳𝘢 3 (𝘥𝘢𝘵𝘢 𝘦𝘮 𝘲𝘶𝘦 𝘢 𝘢́𝘳𝘦𝘢 𝘥𝘢 𝘓𝘢𝘨𝘰𝘢 𝘧𝘰𝘪 𝘥𝘦 𝘢𝘱𝘦𝘯𝘢𝘴 11 𝘩𝘢) 𝘤𝘰𝘳𝘳𝘦𝘴𝘱𝘰𝘯𝘥𝘦𝘳 𝘢 𝘶𝘮 𝘱𝘦𝘳𝘪́𝘰𝘥𝘰 𝘥𝘦 𝘵𝘦𝘮𝘱𝘰 𝘲𝘶𝘦𝘯𝘵𝘦 𝘦 𝘴𝘦𝘤𝘰 , 𝘦𝘯𝘲𝘶𝘢𝘯𝘵𝘰 𝘢𝘴 𝘰𝘶𝘵𝘳𝘢𝘴 (1 𝘦 3) 𝘴𝘦 𝘳𝘦𝘧𝘦𝘳𝘦𝘮 𝘢 𝘶𝘮 𝘱𝘦𝘳𝘪́𝘰𝘥𝘰 𝘱𝘭𝘶𝘷𝘪𝘰𝘴𝘰.
Figs. 1,2,3e4 – Sucessão de imagens da lagoa da Ervedeira adaptadas do Google Earth.
A linha a vermelho corresponde ao limite exterior da Lagoa (espelho de água) em 26/01/2003.

𝘈 𝘧𝘪𝘨𝘶𝘳𝘢 4, 𝘥𝘦 02 𝘥𝘦 𝘫𝘶𝘯𝘩𝘰 𝘥𝘦 2019, 𝘢𝘭𝘦́𝘮 𝘥𝘦 𝘴𝘦 𝘷𝘦𝘳𝘪𝘧𝘪𝘤𝘢𝘳 𝘶𝘮𝘢 𝘳𝘦𝘥𝘶𝘤̧𝘢̃𝘰 𝘥𝘰 𝘦𝘴𝘱𝘦𝘭𝘩𝘰 𝘥𝘦 𝘢́𝘨𝘶𝘢, 𝘢 𝘯𝘢𝘴𝘤𝘦𝘯𝘵𝘦 𝘦́ 𝘷𝘪𝘴𝘪́𝘷𝘦𝘭 𝘢 𝘱𝘳𝘰𝘨𝘳𝘦𝘴𝘴𝘢̃𝘰 𝘥𝘢𝘴 𝘢𝘳𝘦𝘪𝘢𝘴 𝘦𝘰́𝘭𝘪𝘤𝘢𝘴 𝘱𝘢𝘳𝘢 𝘥𝘦𝘯𝘵𝘳𝘰 𝘥𝘢 𝘓𝘢𝘨𝘰𝘢. 𝘈 𝘤𝘢𝘶𝘴𝘢 𝘥𝘦𝘴𝘵𝘢 𝘮𝘰𝘷𝘪𝘮𝘦𝘯𝘵𝘢𝘤̧𝘢̃𝘰 𝘱𝘳𝘦𝘯𝘥𝘦-𝘴e 𝘤𝘰𝘮 𝘰 𝘧𝘢𝘤𝘵𝘰 𝘥𝘰 𝘪𝘯𝘤𝘦̂𝘯𝘥𝘪𝘰, 𝘰𝘤𝘰𝘳𝘳𝘪𝘥𝘰 𝘦𝘮 𝘰𝘶𝘵𝘶𝘣𝘳𝘰 𝘥𝘦 2017, 𝘴𝘦 𝘵𝘦𝘳 𝘱𝘳𝘰𝘱𝘢𝘨𝘢𝘥𝘰 𝘢𝘵𝘦́ 𝘢𝘰 𝘭𝘪𝘮𝘪𝘵𝘦 𝘰𝘤𝘪𝘥𝘦𝘯𝘵𝘢𝘭 𝘥𝘢 𝘓𝘢𝘨𝘰𝘢.